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Finding the Fourth Proportional to 73.55, 101.54 and 50.24

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Solution

The fourth proportional to 73.55, 101.54 and 50.24 is: 69.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.55 : 101.54 = 50.24 : x
  2. Step 2: Convert to fraction form
    73.55/101.54 = 50.24/x
  3. Step 3: Cross multiply
    73.55x = 101.54 × 50.24
  4. Step 4: Simplify right side
    73.55x = 5,100.61
  5. Step 5: Solve for x
    x = 5,100.61/73.55
  6. Step 6: Final answer
    x = 69.35

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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.