Home / 91,180.52-125,817.78-50,896.52

Finding the Fourth Proportional to 91,180.52, 125,817.78 and 50,896.52

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Solution

The fourth proportional to 91,180.52, 125,817.78 and 50,896.52 is: 70,230.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,180.52 : 125,817.78 = 50,896.52 : x
  2. Step 2: Convert to fraction form
    91,180.52/125,817.78 = 50,896.52/x
  3. Step 3: Cross multiply
    91,180.52x = 125,817.78 × 50,896.52
  4. Step 4: Simplify right side
    91,180.52x = 6,403,687,156.13
  5. Step 5: Solve for x
    x = 6,403,687,156.13/91,180.52
  6. Step 6: Final answer
    x = 70,230.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.