Home / 91,963.92-137,834.40-41,975.52

Finding the Fourth Proportional to 91,963.92, 137,834.40 and 41,975.52

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Solution

The fourth proportional to 91,963.92, 137,834.40 and 41,975.52 is: 62,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,963.92 : 137,834.40 = 41,975.52 : x
  2. Step 2: Convert to fraction form
    91,963.92/137,834.40 = 41,975.52/x
  3. Step 3: Cross multiply
    91,963.92x = 137,834.40 × 41,975.52
  4. Step 4: Simplify right side
    91,963.92x = 5,785,670,613.89
  5. Step 5: Solve for x
    x = 5,785,670,613.89/91,963.92
  6. Step 6: Final answer
    x = 62,912.40

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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.