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Finding the Fourth Proportional to 224,863.40, 337,424.70 and 84,722.60

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Solution

The fourth proportional to 224,863.40, 337,424.70 and 84,722.60 is: 127,132.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,863.40 : 337,424.70 = 84,722.60 : x
  2. Step 2: Convert to fraction form
    224,863.40/337,424.70 = 84,722.60/x
  3. Step 3: Cross multiply
    224,863.40x = 337,424.70 × 84,722.60
  4. Step 4: Simplify right side
    224,863.40x = 28,587,497,888.22
  5. Step 5: Solve for x
    x = 28,587,497,888.22/224,863.40
  6. Step 6: Final answer
    x = 127,132.73

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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.