Home / 95,731.47-131,554.53-91,340.87

Finding the Fourth Proportional to 95,731.47, 131,554.53 and 91,340.87

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Solution

The fourth proportional to 95,731.47, 131,554.53 and 91,340.87 is: 125,520.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,731.47 : 131,554.53 = 91,340.87 : x
  2. Step 2: Convert to fraction form
    95,731.47/131,554.53 = 91,340.87/x
  3. Step 3: Cross multiply
    95,731.47x = 131,554.53 × 91,340.87
  4. Step 4: Simplify right side
    95,731.47x = 12,016,304,564.87
  5. Step 5: Solve for x
    x = 12,016,304,564.87/95,731.47
  6. Step 6: Final answer
    x = 125,520.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.