Home / 137,540.46-206,268.64-95,118.63

Finding the Fourth Proportional to 137,540.46, 206,268.64 and 95,118.63

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Solution

The fourth proportional to 137,540.46, 206,268.64 and 95,118.63 is: 142,648.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,540.46 : 206,268.64 = 95,118.63 : x
  2. Step 2: Convert to fraction form
    137,540.46/206,268.64 = 95,118.63/x
  3. Step 3: Cross multiply
    137,540.46x = 206,268.64 × 95,118.63
  4. Step 4: Simplify right side
    137,540.46x = 19,619,988,941.83
  5. Step 5: Solve for x
    x = 19,619,988,941.83/137,540.46
  6. Step 6: Final answer
    x = 142,648.86

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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.