Home / 64,575.12-96,791.61-27,122.75

Finding the Fourth Proportional to 64,575.12, 96,791.61 and 27,122.75

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Solution

The fourth proportional to 64,575.12, 96,791.61 and 27,122.75 is: 40,654.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,575.12 : 96,791.61 = 27,122.75 : x
  2. Step 2: Convert to fraction form
    64,575.12/96,791.61 = 27,122.75/x
  3. Step 3: Cross multiply
    64,575.12x = 96,791.61 × 27,122.75
  4. Step 4: Simplify right side
    64,575.12x = 2,625,254,468.28
  5. Step 5: Solve for x
    x = 2,625,254,468.28/64,575.12
  6. Step 6: Final answer
    x = 40,654.27

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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.