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Finding the Fourth Proportional to 60.53, 90.75 and 26.27

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Solution

The fourth proportional to 60.53, 90.75 and 26.27 is: 39.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.53 : 90.75 = 26.27 : x
  2. Step 2: Convert to fraction form
    60.53/90.75 = 26.27/x
  3. Step 3: Cross multiply
    60.53x = 90.75 × 26.27
  4. Step 4: Simplify right side
    60.53x = 2,384.50
  5. Step 5: Solve for x
    x = 2,384.50/60.53
  6. Step 6: Final answer
    x = 39.39

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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.