Home / 125,464.29-188,196.69-88,191.15

Finding the Fourth Proportional to 125,464.29, 188,196.69 and 88,191.15

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Solution

The fourth proportional to 125,464.29, 188,196.69 and 88,191.15 is: 132,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,464.29 : 188,196.69 = 88,191.15 : x
  2. Step 2: Convert to fraction form
    125,464.29/188,196.69 = 88,191.15/x
  3. Step 3: Cross multiply
    125,464.29x = 188,196.69 × 88,191.15
  4. Step 4: Simplify right side
    125,464.29x = 16,597,282,517.29
  5. Step 5: Solve for x
    x = 16,597,282,517.29/125,464.29
  6. Step 6: Final answer
    x = 132,286.90

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1.5x scale

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.