Home / 69,957.30-96,541.20-38,126.18

Finding the Fourth Proportional to 69,957.30, 96,541.20 and 38,126.18

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Solution

The fourth proportional to 69,957.30, 96,541.20 and 38,126.18 is: 52,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,957.30 : 96,541.20 = 38,126.18 : x
  2. Step 2: Convert to fraction form
    69,957.30/96,541.20 = 38,126.18/x
  3. Step 3: Cross multiply
    69,957.30x = 96,541.20 × 38,126.18
  4. Step 4: Simplify right side
    69,957.30x = 3,680,747,168.62
  5. Step 5: Solve for x
    x = 3,680,747,168.62/69,957.30
  6. Step 6: Final answer
    x = 52,614.20

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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.