Home / 125,614.80-188,418.96-30,845.88

Finding the Fourth Proportional to 125,614.80, 188,418.96 and 30,845.88

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Solution

The fourth proportional to 125,614.80, 188,418.96 and 30,845.88 is: 46,268.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,614.80 : 188,418.96 = 30,845.88 : x
  2. Step 2: Convert to fraction form
    125,614.80/188,418.96 = 30,845.88/x
  3. Step 3: Cross multiply
    125,614.80x = 188,418.96 × 30,845.88
  4. Step 4: Simplify right side
    125,614.80x = 5,811,948,629.88
  5. Step 5: Solve for x
    x = 5,811,948,629.88/125,614.80
  6. Step 6: Final answer
    x = 46,268.02

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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.