Home / 83,982.18-126,003.96-39,024.30

Finding the Fourth Proportional to 83,982.18, 126,003.96 and 39,024.30

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Solution

The fourth proportional to 83,982.18, 126,003.96 and 39,024.30 is: 58,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,982.18 : 126,003.96 = 39,024.30 : x
  2. Step 2: Convert to fraction form
    83,982.18/126,003.96 = 39,024.30/x
  3. Step 3: Cross multiply
    83,982.18x = 126,003.96 × 39,024.30
  4. Step 4: Simplify right side
    83,982.18x = 4,917,216,336.23
  5. Step 5: Solve for x
    x = 4,917,216,336.23/83,982.18
  6. Step 6: Final answer
    x = 58,550.71

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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.