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Finding the Fourth Proportional to 59.52, 89.26 and 46.66

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Solution

The fourth proportional to 59.52, 89.26 and 46.66 is: 69.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.52 : 89.26 = 46.66 : x
  2. Step 2: Convert to fraction form
    59.52/89.26 = 46.66/x
  3. Step 3: Cross multiply
    59.52x = 89.26 × 46.66
  4. Step 4: Simplify right side
    59.52x = 4,164.87
  5. Step 5: Solve for x
    x = 4,164.87/59.52
  6. Step 6: Final answer
    x = 69.97

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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.