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Finding the Fourth Proportional to 71,624.71, 107,409.39 and 24,227.20

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Solution

The fourth proportional to 71,624.71, 107,409.39 and 24,227.20 is: 36,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,624.71 : 107,409.39 = 24,227.20 : x
  2. Step 2: Convert to fraction form
    71,624.71/107,409.39 = 24,227.20/x
  3. Step 3: Cross multiply
    71,624.71x = 107,409.39 × 24,227.20
  4. Step 4: Simplify right side
    71,624.71x = 2,602,228,773.41
  5. Step 5: Solve for x
    x = 2,602,228,773.41/71,624.71
  6. Step 6: Final answer
    x = 36,331.44

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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.