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Finding the Fourth Proportional to 48.01, 66.24 and 43.53

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Solution

The fourth proportional to 48.01, 66.24 and 43.53 is: 60.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48.01 : 66.24 = 43.53 : x
  2. Step 2: Convert to fraction form
    48.01/66.24 = 43.53/x
  3. Step 3: Cross multiply
    48.01x = 66.24 × 43.53
  4. Step 4: Simplify right side
    48.01x = 2,883.54
  5. Step 5: Solve for x
    x = 2,883.54/48.01
  6. Step 6: Final answer
    x = 60.06

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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.