Home / 83,788.56-125,701.38-27,646.04

Finding the Fourth Proportional to 83,788.56, 125,701.38 and 27,646.04

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Solution

The fourth proportional to 83,788.56, 125,701.38 and 27,646.04 is: 41,475.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,788.56 : 125,701.38 = 27,646.04 : x
  2. Step 2: Convert to fraction form
    83,788.56/125,701.38 = 27,646.04/x
  3. Step 3: Cross multiply
    83,788.56x = 125,701.38 × 27,646.04
  4. Step 4: Simplify right side
    83,788.56x = 3,475,145,379.54
  5. Step 5: Solve for x
    x = 3,475,145,379.54/83,788.56
  6. Step 6: Final answer
    x = 41,475.18

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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.