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Finding the Fourth Proportional to 62.89, 93.84 and 59

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Solution

The fourth proportional to 62.89, 93.84 and 59 is: 88.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.89 : 93.84 = 59 : x
  2. Step 2: Convert to fraction form
    62.89/93.84 = 59/x
  3. Step 3: Cross multiply
    62.89x = 93.84 × 59
  4. Step 4: Simplify right side
    62.89x = 5,536.56
  5. Step 5: Solve for x
    x = 5,536.56/62.89
  6. Step 6: Final answer
    x = 88.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.