Home / 113,734.80-170,265.24-84,284.82

Finding the Fourth Proportional to 113,734.80, 170,265.24 and 84,284.82

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Solution

The fourth proportional to 113,734.80, 170,265.24 and 84,284.82 is: 126,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,734.80 : 170,265.24 = 84,284.82 : x
  2. Step 2: Convert to fraction form
    113,734.80/170,265.24 = 84,284.82/x
  3. Step 3: Cross multiply
    113,734.80x = 170,265.24 × 84,284.82
  4. Step 4: Simplify right side
    113,734.80x = 14,350,775,105.66
  5. Step 5: Solve for x
    x = 14,350,775,105.66/113,734.80
  6. Step 6: Final answer
    x = 126,177.52

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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.