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Finding the Fourth Proportional to 92.03, 126.98 and 59.27

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Solution

The fourth proportional to 92.03, 126.98 and 59.27 is: 81.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92.03 : 126.98 = 59.27 : x
  2. Step 2: Convert to fraction form
    92.03/126.98 = 59.27/x
  3. Step 3: Cross multiply
    92.03x = 126.98 × 59.27
  4. Step 4: Simplify right side
    92.03x = 7,525.17
  5. Step 5: Solve for x
    x = 7,525.17/92.03
  6. Step 6: Final answer
    x = 81.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.