Home / 91,581.30-137,373.75-41,626.53

Finding the Fourth Proportional to 91,581.30, 137,373.75 and 41,626.53

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Solution

The fourth proportional to 91,581.30, 137,373.75 and 41,626.53 is: 62,440.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,581.30 : 137,373.75 = 41,626.53 : x
  2. Step 2: Convert to fraction form
    91,581.30/137,373.75 = 41,626.53/x
  3. Step 3: Cross multiply
    91,581.30x = 137,373.75 × 41,626.53
  4. Step 4: Simplify right side
    91,581.30x = 5,718,392,525.59
  5. Step 5: Solve for x
    x = 5,718,392,525.59/91,581.30
  6. Step 6: Final answer
    x = 62,440.61

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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.