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Finding the Fourth Proportional to 224,876.40, 337,444.20 and 84,735.60

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Solution

The fourth proportional to 224,876.40, 337,444.20 and 84,735.60 is: 127,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,876.40 : 337,444.20 = 84,735.60 : x
  2. Step 2: Convert to fraction form
    224,876.40/337,444.20 = 84,735.60/x
  3. Step 3: Cross multiply
    224,876.40x = 337,444.20 × 84,735.60
  4. Step 4: Simplify right side
    224,876.40x = 28,593,536,753.52
  5. Step 5: Solve for x
    x = 28,593,536,753.52/224,876.40
  6. Step 6: Final answer
    x = 127,152.23

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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.