Home / 137,625.22-206,372.76-53,425.72

Finding the Fourth Proportional to 137,625.22, 206,372.76 and 53,425.72

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Solution

The fourth proportional to 137,625.22, 206,372.76 and 53,425.72 is: 80,113.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,625.22 : 206,372.76 = 53,425.72 : x
  2. Step 2: Convert to fraction form
    137,625.22/206,372.76 = 53,425.72/x
  3. Step 3: Cross multiply
    137,625.22x = 206,372.76 × 53,425.72
  4. Step 4: Simplify right side
    137,625.22x = 11,025,613,291.39
  5. Step 5: Solve for x
    x = 11,025,613,291.39/137,625.22
  6. Step 6: Final answer
    x = 80,113.32

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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.