Home / 91,948.92-137,811.90-41,960.52

Finding the Fourth Proportional to 91,948.92, 137,811.90 and 41,960.52

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Solution

The fourth proportional to 91,948.92, 137,811.90 and 41,960.52 is: 62,889.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,948.92 : 137,811.90 = 41,960.52 : x
  2. Step 2: Convert to fraction form
    91,948.92/137,811.90 = 41,960.52/x
  3. Step 3: Cross multiply
    91,948.92x = 137,811.90 × 41,960.52
  4. Step 4: Simplify right side
    91,948.92x = 5,782,658,986.19
  5. Step 5: Solve for x
    x = 5,782,658,986.19/91,948.92
  6. Step 6: Final answer
    x = 62,889.91

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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.