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Finding the Fourth Proportional to 73.33, 101.17 and 45.68

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Solution

The fourth proportional to 73.33, 101.17 and 45.68 is: 63.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.33 : 101.17 = 45.68 : x
  2. Step 2: Convert to fraction form
    73.33/101.17 = 45.68/x
  3. Step 3: Cross multiply
    73.33x = 101.17 × 45.68
  4. Step 4: Simplify right side
    73.33x = 4,621.45
  5. Step 5: Solve for x
    x = 4,621.45/73.33
  6. Step 6: Final answer
    x = 63.02

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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.