Home / 131,687.90-197,556.76-41,753.26

Finding the Fourth Proportional to 131,687.90, 197,556.76 and 41,753.26

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Solution

The fourth proportional to 131,687.90, 197,556.76 and 41,753.26 is: 62,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,687.90 : 197,556.76 = 41,753.26 : x
  2. Step 2: Convert to fraction form
    131,687.90/197,556.76 = 41,753.26/x
  3. Step 3: Cross multiply
    131,687.90x = 197,556.76 × 41,753.26
  4. Step 4: Simplify right side
    131,687.90x = 8,248,637,568.49
  5. Step 5: Solve for x
    x = 8,248,637,568.49/131,687.90
  6. Step 6: Final answer
    x = 62,637.78

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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.