Home / 87,096.43-120,194.38-48,864.43

Finding the Fourth Proportional to 87,096.43, 120,194.38 and 48,864.43

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Solution

The fourth proportional to 87,096.43, 120,194.38 and 48,864.43 is: 67,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,096.43 : 120,194.38 = 48,864.43 : x
  2. Step 2: Convert to fraction form
    87,096.43/120,194.38 = 48,864.43/x
  3. Step 3: Cross multiply
    87,096.43x = 120,194.38 × 48,864.43
  4. Step 4: Simplify right side
    87,096.43x = 5,873,230,079.23
  5. Step 5: Solve for x
    x = 5,873,230,079.23/87,096.43
  6. Step 6: Final answer
    x = 67,433.65

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1.5x scale

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.