Home / 51,775.52-71,449.87-29,114.56

Finding the Fourth Proportional to 51,775.52, 71,449.87 and 29,114.56

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Solution

The fourth proportional to 51,775.52, 71,449.87 and 29,114.56 is: 40,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,775.52 : 71,449.87 = 29,114.56 : x
  2. Step 2: Convert to fraction form
    51,775.52/71,449.87 = 29,114.56/x
  3. Step 3: Cross multiply
    51,775.52x = 71,449.87 × 29,114.56
  4. Step 4: Simplify right side
    51,775.52x = 2,080,231,278.20
  5. Step 5: Solve for x
    x = 2,080,231,278.20/51,775.52
  6. Step 6: Final answer
    x = 40,177.89

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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.