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Finding the Fourth Proportional to 224,837.80, 337,256.70 and 112,863.40

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Solution

The fourth proportional to 224,837.80, 337,256.70 and 112,863.40 is: 169,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,837.80 : 337,256.70 = 112,863.40 : x
  2. Step 2: Convert to fraction form
    224,837.80/337,256.70 = 112,863.40/x
  3. Step 3: Cross multiply
    224,837.80x = 337,256.70 × 112,863.40
  4. Step 4: Simplify right side
    224,837.80x = 38,063,937,834.78
  5. Step 5: Solve for x
    x = 38,063,937,834.78/224,837.80
  6. Step 6: Final answer
    x = 169,295.10

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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.