Home / 88,932.28-122,757.42-51,221.56

Finding the Fourth Proportional to 88,932.28, 122,757.42 and 51,221.56

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Solution

The fourth proportional to 88,932.28, 122,757.42 and 51,221.56 is: 70,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,932.28 : 122,757.42 = 51,221.56 : x
  2. Step 2: Convert to fraction form
    88,932.28/122,757.42 = 51,221.56/x
  3. Step 3: Cross multiply
    88,932.28x = 122,757.42 × 51,221.56
  4. Step 4: Simplify right side
    88,932.28x = 6,287,826,553.98
  5. Step 5: Solve for x
    x = 6,287,826,553.98/88,932.28
  6. Step 6: Final answer
    x = 70,703.53

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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.