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Finding the Fourth Proportional to 150,035.76, 224,898.12 and 71,089.92

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Solution

The fourth proportional to 150,035.76, 224,898.12 and 71,089.92 is: 106,561.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,035.76 : 224,898.12 = 71,089.92 : x
  2. Step 2: Convert to fraction form
    150,035.76/224,898.12 = 71,089.92/x
  3. Step 3: Cross multiply
    150,035.76x = 224,898.12 × 71,089.92
  4. Step 4: Simplify right side
    150,035.76x = 15,987,989,358.95
  5. Step 5: Solve for x
    x = 15,987,989,358.95/150,035.76
  6. Step 6: Final answer
    x = 106,561.19

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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.