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Finding the Fourth Proportional to 136.06, 204.17 and 59.04

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Solution

The fourth proportional to 136.06, 204.17 and 59.04 is: 88.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    136.06 : 204.17 = 59.04 : x
  2. Step 2: Convert to fraction form
    136.06/204.17 = 59.04/x
  3. Step 3: Cross multiply
    136.06x = 204.17 × 59.04
  4. Step 4: Simplify right side
    136.06x = 12,053.90
  5. Step 5: Solve for x
    x = 12,053.90/136.06
  6. Step 6: Final answer
    x = 88.59

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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.