Home / 163,039.10-244,680.15-84,112.70

Finding the Fourth Proportional to 163,039.10, 244,680.15 and 84,112.70

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Solution

The fourth proportional to 163,039.10, 244,680.15 and 84,112.70 is: 126,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,039.10 : 244,680.15 = 84,112.70 : x
  2. Step 2: Convert to fraction form
    163,039.10/244,680.15 = 84,112.70/x
  3. Step 3: Cross multiply
    163,039.10x = 244,680.15 × 84,112.70
  4. Step 4: Simplify right side
    163,039.10x = 20,580,708,052.91
  5. Step 5: Solve for x
    x = 20,580,708,052.91/163,039.10
  6. Step 6: Final answer
    x = 126,231.73

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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.