Home / 146,865.38-202,673.52-83,203.02

Finding the Fourth Proportional to 146,865.38, 202,673.52 and 83,203.02

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Solution

The fourth proportional to 146,865.38, 202,673.52 and 83,203.02 is: 114,819.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,865.38 : 202,673.52 = 83,203.02 : x
  2. Step 2: Convert to fraction form
    146,865.38/202,673.52 = 83,203.02/x
  3. Step 3: Cross multiply
    146,865.38x = 202,673.52 × 83,203.02
  4. Step 4: Simplify right side
    146,865.38x = 16,863,049,028.70
  5. Step 5: Solve for x
    x = 16,863,049,028.70/146,865.38
  6. Step 6: Final answer
    x = 114,819.77

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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.