Home / 91,699.38-137,537.28-35,500.97

Finding the Fourth Proportional to 91,699.38, 137,537.28 and 35,500.97

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Solution

The fourth proportional to 91,699.38, 137,537.28 and 35,500.97 is: 53,246.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,699.38 : 137,537.28 = 35,500.97 : x
  2. Step 2: Convert to fraction form
    91,699.38/137,537.28 = 35,500.97/x
  3. Step 3: Cross multiply
    91,699.38x = 137,537.28 × 35,500.97
  4. Step 4: Simplify right side
    91,699.38x = 4,882,706,163.48
  5. Step 5: Solve for x
    x = 4,882,706,163.48/91,699.38
  6. Step 6: Final answer
    x = 53,246.88

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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.