Home / 146,519.08-202,132.38-85,982.92

Finding the Fourth Proportional to 146,519.08, 202,132.38 and 85,982.92

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Solution

The fourth proportional to 146,519.08, 202,132.38 and 85,982.92 is: 118,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,519.08 : 202,132.38 = 85,982.92 : x
  2. Step 2: Convert to fraction form
    146,519.08/202,132.38 = 85,982.92/x
  3. Step 3: Cross multiply
    146,519.08x = 202,132.38 × 85,982.92
  4. Step 4: Simplify right side
    146,519.08x = 17,379,932,258.95
  5. Step 5: Solve for x
    x = 17,379,932,258.95/146,519.08
  6. Step 6: Final answer
    x = 118,618.90

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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.