Home / 125,198.13-187,805.84-50,318.33

Finding the Fourth Proportional to 125,198.13, 187,805.84 and 50,318.33

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Solution

The fourth proportional to 125,198.13, 187,805.84 and 50,318.33 is: 75,480.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,198.13 : 187,805.84 = 50,318.33 : x
  2. Step 2: Convert to fraction form
    125,198.13/187,805.84 = 50,318.33/x
  3. Step 3: Cross multiply
    125,198.13x = 187,805.84 × 50,318.33
  4. Step 4: Simplify right side
    125,198.13x = 9,450,075,042.43
  5. Step 5: Solve for x
    x = 9,450,075,042.43/125,198.13
  6. Step 6: Final answer
    x = 75,480.96

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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.