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Finding the Fourth Proportional to 59.16, 88.90 and 32.13

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Solution

The fourth proportional to 59.16, 88.90 and 32.13 is: 48.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.16 : 88.90 = 32.13 : x
  2. Step 2: Convert to fraction form
    59.16/88.90 = 32.13/x
  3. Step 3: Cross multiply
    59.16x = 88.90 × 32.13
  4. Step 4: Simplify right side
    59.16x = 2,856.28
  5. Step 5: Solve for x
    x = 2,856.28/59.16
  6. Step 6: Final answer
    x = 48.28

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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.