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Finding the Fourth Proportional to 59.98, 89.91 and 32.95

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Solution

The fourth proportional to 59.98, 89.91 and 32.95 is: 49.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.98 : 89.91 = 32.95 : x
  2. Step 2: Convert to fraction form
    59.98/89.91 = 32.95/x
  3. Step 3: Cross multiply
    59.98x = 89.91 × 32.95
  4. Step 4: Simplify right side
    59.98x = 2,962.53
  5. Step 5: Solve for x
    x = 2,962.53/59.98
  6. Step 6: Final answer
    x = 49.39

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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.