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Finding the Fourth Proportional to 224,940.83, 337,411.19 and 90,065.61

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Solution

The fourth proportional to 224,940.83, 337,411.19 and 90,065.61 is: 135,098.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,940.83 : 337,411.19 = 90,065.61 : x
  2. Step 2: Convert to fraction form
    224,940.83/337,411.19 = 90,065.61/x
  3. Step 3: Cross multiply
    224,940.83x = 337,411.19 × 90,065.61
  4. Step 4: Simplify right side
    224,940.83x = 30,389,144,197.85
  5. Step 5: Solve for x
    x = 30,389,144,197.85/224,940.83
  6. Step 6: Final answer
    x = 135,098.39

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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.