Home / 125,609.32-188,420.46-32,115.88

Finding the Fourth Proportional to 125,609.32, 188,420.46 and 32,115.88

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Solution

The fourth proportional to 125,609.32, 188,420.46 and 32,115.88 is: 48,175.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,609.32 : 188,420.46 = 32,115.88 : x
  2. Step 2: Convert to fraction form
    125,609.32/188,420.46 = 32,115.88/x
  3. Step 3: Cross multiply
    125,609.32x = 188,420.46 × 32,115.88
  4. Step 4: Simplify right side
    125,609.32x = 6,051,288,882.90
  5. Step 5: Solve for x
    x = 6,051,288,882.90/125,609.32
  6. Step 6: Final answer
    x = 48,175.48

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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.