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Finding the Fourth Proportional to 224,292.78, 336,439.17 and 84,033.18

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Solution

The fourth proportional to 224,292.78, 336,439.17 and 84,033.18 is: 126,049.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,292.78 : 336,439.17 = 84,033.18 : x
  2. Step 2: Convert to fraction form
    224,292.78/336,439.17 = 84,033.18/x
  3. Step 3: Cross multiply
    224,292.78x = 336,439.17 × 84,033.18
  4. Step 4: Simplify right side
    224,292.78x = 28,272,053,331.66
  5. Step 5: Solve for x
    x = 28,272,053,331.66/224,292.78
  6. Step 6: Final answer
    x = 126,049.77

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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.