Home / 63,628.20-95,442.30-57,285.90

Finding the Fourth Proportional to 63,628.20, 95,442.30 and 57,285.90

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Solution

The fourth proportional to 63,628.20, 95,442.30 and 57,285.90 is: 85,928.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,628.20 : 95,442.30 = 57,285.90 : x
  2. Step 2: Convert to fraction form
    63,628.20/95,442.30 = 57,285.90/x
  3. Step 3: Cross multiply
    63,628.20x = 95,442.30 × 57,285.90
  4. Step 4: Simplify right side
    63,628.20x = 5,467,498,053.57
  5. Step 5: Solve for x
    x = 5,467,498,053.57/63,628.20
  6. Step 6: Final answer
    x = 85,928.85

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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.