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Finding the Fourth Proportional to 73.33, 101.14 and 51.51

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Solution

The fourth proportional to 73.33, 101.14 and 51.51 is: 71.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73.33 : 101.14 = 51.51 : x
  2. Step 2: Convert to fraction form
    73.33/101.14 = 51.51/x
  3. Step 3: Cross multiply
    73.33x = 101.14 × 51.51
  4. Step 4: Simplify right side
    73.33x = 5,209.72
  5. Step 5: Solve for x
    x = 5,209.72/73.33
  6. Step 6: Final answer
    x = 71.04

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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.