Home / 83,481.91-125,221.52-26,555.00

Finding the Fourth Proportional to 83,481.91, 125,221.52 and 26,555.00

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Solution

The fourth proportional to 83,481.91, 125,221.52 and 26,555.00 is: 39,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,481.91 : 125,221.52 = 26,555.00 : x
  2. Step 2: Convert to fraction form
    83,481.91/125,221.52 = 26,555.00/x
  3. Step 3: Cross multiply
    83,481.91x = 125,221.52 × 26,555.00
  4. Step 4: Simplify right side
    83,481.91x = 3,325,257,843.04
  5. Step 5: Solve for x
    x = 3,325,257,843.04/83,481.91
  6. Step 6: Final answer
    x = 39,832.08

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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.