Home / 125,245.05-187,820.93-50,339.96

Finding the Fourth Proportional to 125,245.05, 187,820.93 and 50,339.96

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Solution

The fourth proportional to 125,245.05, 187,820.93 and 50,339.96 is: 75,491.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,245.05 : 187,820.93 = 50,339.96 : x
  2. Step 2: Convert to fraction form
    125,245.05/187,820.93 = 50,339.96/x
  3. Step 3: Cross multiply
    125,245.05x = 187,820.93 × 50,339.96
  4. Step 4: Simplify right side
    125,245.05x = 9,454,897,183.03
  5. Step 5: Solve for x
    x = 9,454,897,183.03/125,245.05
  6. Step 6: Final answer
    x = 75,491.19

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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.