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Finding the Fourth Proportional to 124.05, 185.98 and 59.97

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Solution

The fourth proportional to 124.05, 185.98 and 59.97 is: 89.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124.05 : 185.98 = 59.97 : x
  2. Step 2: Convert to fraction form
    124.05/185.98 = 59.97/x
  3. Step 3: Cross multiply
    124.05x = 185.98 × 59.97
  4. Step 4: Simplify right side
    124.05x = 11,153.22
  5. Step 5: Solve for x
    x = 11,153.22/124.05
  6. Step 6: Final answer
    x = 89.91

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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.