Home / 91,629.38-137,595.22-61,835.03

Finding the Fourth Proportional to 91,629.38, 137,595.22 and 61,835.03

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Solution

The fourth proportional to 91,629.38, 137,595.22 and 61,835.03 is: 92,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,629.38 : 137,595.22 = 61,835.03 : x
  2. Step 2: Convert to fraction form
    91,629.38/137,595.22 = 61,835.03/x
  3. Step 3: Cross multiply
    91,629.38x = 137,595.22 × 61,835.03
  4. Step 4: Simplify right side
    91,629.38x = 8,508,204,728.55
  5. Step 5: Solve for x
    x = 8,508,204,728.55/91,629.38
  6. Step 6: Final answer
    x = 92,854.55

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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.