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Finding the Fourth Proportional to 61.06, 92.13 and 59.04

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Solution

The fourth proportional to 61.06, 92.13 and 59.04 is: 89.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61.06 : 92.13 = 59.04 : x
  2. Step 2: Convert to fraction form
    61.06/92.13 = 59.04/x
  3. Step 3: Cross multiply
    61.06x = 92.13 × 59.04
  4. Step 4: Simplify right side
    61.06x = 5,439.36
  5. Step 5: Solve for x
    x = 5,439.36/61.06
  6. Step 6: Final answer
    x = 89.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.