Home / 125,560.30-188,341.99-36,815.56

Finding the Fourth Proportional to 125,560.30, 188,341.99 and 36,815.56

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Solution

The fourth proportional to 125,560.30, 188,341.99 and 36,815.56 is: 55,223.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,560.30 : 188,341.99 = 36,815.56 : x
  2. Step 2: Convert to fraction form
    125,560.30/188,341.99 = 36,815.56/x
  3. Step 3: Cross multiply
    125,560.30x = 188,341.99 × 36,815.56
  4. Step 4: Simplify right side
    125,560.30x = 6,933,914,891.65
  5. Step 5: Solve for x
    x = 6,933,914,891.65/125,560.30
  6. Step 6: Final answer
    x = 55,223.79

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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.