Home / 138,022.38-207,010.08-44,528.13

Finding the Fourth Proportional to 138,022.38, 207,010.08 and 44,528.13

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Solution

The fourth proportional to 138,022.38, 207,010.08 and 44,528.13 is: 66,784.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,022.38 : 207,010.08 = 44,528.13 : x
  2. Step 2: Convert to fraction form
    138,022.38/207,010.08 = 44,528.13/x
  3. Step 3: Cross multiply
    138,022.38x = 207,010.08 × 44,528.13
  4. Step 4: Simplify right side
    138,022.38x = 9,217,771,753.55
  5. Step 5: Solve for x
    x = 9,217,771,753.55/138,022.38
  6. Step 6: Final answer
    x = 66,784.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.