Home / 83,834.22-125,724.66-27,663.86

Finding the Fourth Proportional to 83,834.22, 125,724.66 and 27,663.86

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Solution

The fourth proportional to 83,834.22, 125,724.66 and 27,663.86 is: 41,486.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,834.22 : 125,724.66 = 27,663.86 : x
  2. Step 2: Convert to fraction form
    83,834.22/125,724.66 = 27,663.86/x
  3. Step 3: Cross multiply
    83,834.22x = 125,724.66 × 27,663.86
  4. Step 4: Simplify right side
    83,834.22x = 3,478,029,392.79
  5. Step 5: Solve for x
    x = 3,478,029,392.79/83,834.22
  6. Step 6: Final answer
    x = 41,486.99

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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.