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Finding the Fourth Proportional to 40,092, 60,136.17 and 10,509.18

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Solution

The fourth proportional to 40,092, 60,136.17 and 10,509.18 is: 15,763.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,092 : 60,136.17 = 10,509.18 : x
  2. Step 2: Convert to fraction form
    40,092/60,136.17 = 10,509.18/x
  3. Step 3: Cross multiply
    40,092x = 60,136.17 × 10,509.18
  4. Step 4: Simplify right side
    40,092x = 631,981,835.04
  5. Step 5: Solve for x
    x = 631,981,835.04/40,092
  6. Step 6: Final answer
    x = 15,763.29

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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.