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Finding the Fourth Proportional to 71,616.68, 107,222.01 and 59,511.63

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Solution

The fourth proportional to 71,616.68, 107,222.01 and 59,511.63 is: 89,098.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,616.68 : 107,222.01 = 59,511.63 : x
  2. Step 2: Convert to fraction form
    71,616.68/107,222.01 = 59,511.63/x
  3. Step 3: Cross multiply
    71,616.68x = 107,222.01 × 59,511.63
  4. Step 4: Simplify right side
    71,616.68x = 6,380,956,586.98
  5. Step 5: Solve for x
    x = 6,380,956,586.98/71,616.68
  6. Step 6: Final answer
    x = 89,098.76

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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.