Home / 83,932.64-125,918.52-27,770.48

Finding the Fourth Proportional to 83,932.64, 125,918.52 and 27,770.48

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Solution

The fourth proportional to 83,932.64, 125,918.52 and 27,770.48 is: 41,662.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,932.64 : 125,918.52 = 27,770.48 : x
  2. Step 2: Convert to fraction form
    83,932.64/125,918.52 = 27,770.48/x
  3. Step 3: Cross multiply
    83,932.64x = 125,918.52 × 27,770.48
  4. Step 4: Simplify right side
    83,932.64x = 3,496,817,741.29
  5. Step 5: Solve for x
    x = 3,496,817,741.29/83,932.64
  6. Step 6: Final answer
    x = 41,662.19

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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.