Home / 125,199.38-187,807.73-50,319.59

Finding the Fourth Proportional to 125,199.38, 187,807.73 and 50,319.59

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Solution

The fourth proportional to 125,199.38, 187,807.73 and 50,319.59 is: 75,482.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,199.38 : 187,807.73 = 50,319.59 : x
  2. Step 2: Convert to fraction form
    125,199.38/187,807.73 = 50,319.59/x
  3. Step 3: Cross multiply
    125,199.38x = 187,807.73 × 50,319.59
  4. Step 4: Simplify right side
    125,199.38x = 9,450,407,720.83
  5. Step 5: Solve for x
    x = 9,450,407,720.83/125,199.38
  6. Step 6: Final answer
    x = 75,482.86

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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.