Home / 137,645.26-206,448.44-44,138.86

Finding the Fourth Proportional to 137,645.26, 206,448.44 and 44,138.86

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Solution

The fourth proportional to 137,645.26, 206,448.44 and 44,138.86 is: 66,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,645.26 : 206,448.44 = 44,138.86 : x
  2. Step 2: Convert to fraction form
    137,645.26/206,448.44 = 44,138.86/x
  3. Step 3: Cross multiply
    137,645.26x = 206,448.44 × 44,138.86
  4. Step 4: Simplify right side
    137,645.26x = 9,112,398,790.38
  5. Step 5: Solve for x
    x = 9,112,398,790.38/137,645.26
  6. Step 6: Final answer
    x = 66,202.05

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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.