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Finding the Fourth Proportional to 224,287.68, 336,374.22 and 66,479.22

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Solution

The fourth proportional to 224,287.68, 336,374.22 and 66,479.22 is: 99,701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,287.68 : 336,374.22 = 66,479.22 : x
  2. Step 2: Convert to fraction form
    224,287.68/336,374.22 = 66,479.22/x
  3. Step 3: Cross multiply
    224,287.68x = 336,374.22 × 66,479.22
  4. Step 4: Simplify right side
    224,287.68x = 22,361,895,773.71
  5. Step 5: Solve for x
    x = 22,361,895,773.71/224,287.68
  6. Step 6: Final answer
    x = 99,701.85

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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.