Home / 91,152.52-125,790.24-50,865.85

Finding the Fourth Proportional to 91,152.52, 125,790.24 and 50,865.85

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Solution

The fourth proportional to 91,152.52, 125,790.24 and 50,865.85 is: 70,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,152.52 : 125,790.24 = 50,865.85 : x
  2. Step 2: Convert to fraction form
    91,152.52/125,790.24 = 50,865.85/x
  3. Step 3: Cross multiply
    91,152.52x = 125,790.24 × 50,865.85
  4. Step 4: Simplify right side
    91,152.52x = 6,398,427,224.97
  5. Step 5: Solve for x
    x = 6,398,427,224.97/91,152.52
  6. Step 6: Final answer
    x = 70,194.74

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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.