Home / 57,204.20-78,928.92-34,546.88

Finding the Fourth Proportional to 57,204.20, 78,928.92 and 34,546.88

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Solution

The fourth proportional to 57,204.20, 78,928.92 and 34,546.88 is: 47,666.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,204.20 : 78,928.92 = 34,546.88 : x
  2. Step 2: Convert to fraction form
    57,204.20/78,928.92 = 34,546.88/x
  3. Step 3: Cross multiply
    57,204.20x = 78,928.92 × 34,546.88
  4. Step 4: Simplify right side
    57,204.20x = 2,726,747,927.77
  5. Step 5: Solve for x
    x = 2,726,747,927.77/57,204.20
  6. Step 6: Final answer
    x = 47,666.92

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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.