Home / 75,081.93-112,589.68-22,481.61

Finding the Fourth Proportional to 75,081.93, 112,589.68 and 22,481.61

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Solution

The fourth proportional to 75,081.93, 112,589.68 and 22,481.61 is: 33,712.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,081.93 : 112,589.68 = 22,481.61 : x
  2. Step 2: Convert to fraction form
    75,081.93/112,589.68 = 22,481.61/x
  3. Step 3: Cross multiply
    75,081.93x = 112,589.68 × 22,481.61
  4. Step 4: Simplify right side
    75,081.93x = 2,531,197,275.78
  5. Step 5: Solve for x
    x = 2,531,197,275.78/75,081.93
  6. Step 6: Final answer
    x = 33,712.47

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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.