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Finding the Fourth Proportional to 224,572.33, 336,785.52 and 74,772.28

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Solution

The fourth proportional to 224,572.33, 336,785.52 and 74,772.28 is: 112,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,572.33 : 336,785.52 = 74,772.28 : x
  2. Step 2: Convert to fraction form
    224,572.33/336,785.52 = 74,772.28/x
  3. Step 3: Cross multiply
    224,572.33x = 336,785.52 × 74,772.28
  4. Step 4: Simplify right side
    224,572.33x = 25,182,219,517.46
  5. Step 5: Solve for x
    x = 25,182,219,517.46/224,572.33
  6. Step 6: Final answer
    x = 112,134.12

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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.