Home / 146,455.38-202,117.14-82,799.10

Finding the Fourth Proportional to 146,455.38, 202,117.14 and 82,799.10

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Solution

The fourth proportional to 146,455.38, 202,117.14 and 82,799.10 is: 114,267.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,455.38 : 202,117.14 = 82,799.10 : x
  2. Step 2: Convert to fraction form
    146,455.38/202,117.14 = 82,799.10/x
  3. Step 3: Cross multiply
    146,455.38x = 202,117.14 × 82,799.10
  4. Step 4: Simplify right side
    146,455.38x = 16,735,117,286.57
  5. Step 5: Solve for x
    x = 16,735,117,286.57/146,455.38
  6. Step 6: Final answer
    x = 114,267.69

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Half scale
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Double scale
Find fourth proportional to 146,456.38, 202,118.52 and 82,800.10
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.