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Finding the Fourth Proportional to 224,489.52, 336,748.86 and 66,704.76

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Solution

The fourth proportional to 224,489.52, 336,748.86 and 66,704.76 is: 100,061.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,489.52 : 336,748.86 = 66,704.76 : x
  2. Step 2: Convert to fraction form
    224,489.52/336,748.86 = 66,704.76/x
  3. Step 3: Cross multiply
    224,489.52x = 336,748.86 × 66,704.76
  4. Step 4: Simplify right side
    224,489.52x = 22,462,751,886.57
  5. Step 5: Solve for x
    x = 22,462,751,886.57/224,489.52
  6. Step 6: Final answer
    x = 100,061.47

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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.