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Finding the Fourth Proportional to 149,493.29, 224,240.74 and 38,685.29

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Solution

The fourth proportional to 149,493.29, 224,240.74 and 38,685.29 is: 58,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,493.29 : 224,240.74 = 38,685.29 : x
  2. Step 2: Convert to fraction form
    149,493.29/224,240.74 = 38,685.29/x
  3. Step 3: Cross multiply
    149,493.29x = 224,240.74 × 38,685.29
  4. Step 4: Simplify right side
    149,493.29x = 8,674,816,838.80
  5. Step 5: Solve for x
    x = 8,674,816,838.80/149,493.29
  6. Step 6: Final answer
    x = 58,028.14

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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.