Home / 75,434.52-113,164.02-25,517.65

Finding the Fourth Proportional to 75,434.52, 113,164.02 and 25,517.65

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Solution

The fourth proportional to 75,434.52, 113,164.02 and 25,517.65 is: 38,280.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,434.52 : 113,164.02 = 25,517.65 : x
  2. Step 2: Convert to fraction form
    75,434.52/113,164.02 = 25,517.65/x
  3. Step 3: Cross multiply
    75,434.52x = 113,164.02 × 25,517.65
  4. Step 4: Simplify right side
    75,434.52x = 2,887,679,854.95
  5. Step 5: Solve for x
    x = 2,887,679,854.95/75,434.52
  6. Step 6: Final answer
    x = 38,280.62

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1.5x scale

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.