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Finding the Fourth Proportional to 224,781.72, 337,222.80 and 84,541.56

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Solution

The fourth proportional to 224,781.72, 337,222.80 and 84,541.56 is: 126,831.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,781.72 : 337,222.80 = 84,541.56 : x
  2. Step 2: Convert to fraction form
    224,781.72/337,222.80 = 84,541.56/x
  3. Step 3: Cross multiply
    224,781.72x = 337,222.80 × 84,541.56
  4. Step 4: Simplify right side
    224,781.72x = 28,509,341,579.57
  5. Step 5: Solve for x
    x = 28,509,341,579.57/224,781.72
  6. Step 6: Final answer
    x = 126,831.23

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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.