Home / 125,679.80-188,521.32-32,183.12

Finding the Fourth Proportional to 125,679.80, 188,521.32 and 32,183.12

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Solution

The fourth proportional to 125,679.80, 188,521.32 and 32,183.12 is: 48,275.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,679.80 : 188,521.32 = 32,183.12 : x
  2. Step 2: Convert to fraction form
    125,679.80/188,521.32 = 32,183.12/x
  3. Step 3: Cross multiply
    125,679.80x = 188,521.32 × 32,183.12
  4. Step 4: Simplify right side
    125,679.80x = 6,067,204,264.12
  5. Step 5: Solve for x
    x = 6,067,204,264.12/125,679.80
  6. Step 6: Final answer
    x = 48,275.09

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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.