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Finding the Fourth Proportional to 224,748.90, 337,123.35 and 144,915.30

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Solution

The fourth proportional to 224,748.90, 337,123.35 and 144,915.30 is: 217,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,748.90 : 337,123.35 = 144,915.30 : x
  2. Step 2: Convert to fraction form
    224,748.90/337,123.35 = 144,915.30/x
  3. Step 3: Cross multiply
    224,748.90x = 337,123.35 × 144,915.30
  4. Step 4: Simplify right side
    224,748.90x = 48,854,331,402.26
  5. Step 5: Solve for x
    x = 48,854,331,402.26/224,748.90
  6. Step 6: Final answer
    x = 217,372.95

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1.5x scale

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.