Home / 91,194.48-137,032.26-49,105.68

Finding the Fourth Proportional to 91,194.48, 137,032.26 and 49,105.68

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Solution

The fourth proportional to 91,194.48, 137,032.26 and 49,105.68 is: 73,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,194.48 : 137,032.26 = 49,105.68 : x
  2. Step 2: Convert to fraction form
    91,194.48/137,032.26 = 49,105.68/x
  3. Step 3: Cross multiply
    91,194.48x = 137,032.26 × 49,105.68
  4. Step 4: Simplify right side
    91,194.48x = 6,729,062,309.24
  5. Step 5: Solve for x
    x = 6,729,062,309.24/91,194.48
  6. Step 6: Final answer
    x = 73,788.04

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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.