Home / 91,525.43-137,275.08-35,391.92

Finding the Fourth Proportional to 91,525.43, 137,275.08 and 35,391.92

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Solution

The fourth proportional to 91,525.43, 137,275.08 and 35,391.92 is: 53,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,525.43 : 137,275.08 = 35,391.92 : x
  2. Step 2: Convert to fraction form
    91,525.43/137,275.08 = 35,391.92/x
  3. Step 3: Cross multiply
    91,525.43x = 137,275.08 × 35,391.92
  4. Step 4: Simplify right side
    91,525.43x = 4,858,427,962.98
  5. Step 5: Solve for x
    x = 4,858,427,962.98/91,525.43
  6. Step 6: Final answer
    x = 53,082.82

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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.