Home / 137,844.40-206,771.87-43,083.31

Finding the Fourth Proportional to 137,844.40, 206,771.87 and 43,083.31

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Solution

The fourth proportional to 137,844.40, 206,771.87 and 43,083.31 is: 64,626.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,844.40 : 206,771.87 = 43,083.31 : x
  2. Step 2: Convert to fraction form
    137,844.40/206,771.87 = 43,083.31/x
  3. Step 3: Cross multiply
    137,844.40x = 206,771.87 × 43,083.31
  4. Step 4: Simplify right side
    137,844.40x = 8,908,416,574.49
  5. Step 5: Solve for x
    x = 8,908,416,574.49/137,844.40
  6. Step 6: Final answer
    x = 64,626.61

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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.