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Finding the Fourth Proportional to 224,257.53, 336,443.10 and 74,498.56

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Solution

The fourth proportional to 224,257.53, 336,443.10 and 74,498.56 is: 111,766.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,257.53 : 336,443.10 = 74,498.56 : x
  2. Step 2: Convert to fraction form
    224,257.53/336,443.10 = 74,498.56/x
  3. Step 3: Cross multiply
    224,257.53x = 336,443.10 × 74,498.56
  4. Step 4: Simplify right side
    224,257.53x = 25,064,526,471.94
  5. Step 5: Solve for x
    x = 25,064,526,471.94/224,257.53
  6. Step 6: Final answer
    x = 111,766.71

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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.