Home / 106,144.41-146,481.56-58,397.90

Finding the Fourth Proportional to 106,144.41, 146,481.56 and 58,397.90

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Solution

The fourth proportional to 106,144.41, 146,481.56 and 58,397.90 is: 80,590.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,144.41 : 146,481.56 = 58,397.90 : x
  2. Step 2: Convert to fraction form
    106,144.41/146,481.56 = 58,397.90/x
  3. Step 3: Cross multiply
    106,144.41x = 146,481.56 × 58,397.90
  4. Step 4: Simplify right side
    106,144.41x = 8,554,214,468.33
  5. Step 5: Solve for x
    x = 8,554,214,468.33/106,144.41
  6. Step 6: Final answer
    x = 80,590.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.