Home / 187,744.20-259,080.42-102,860.52

Finding the Fourth Proportional to 187,744.20, 259,080.42 and 102,860.52

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Solution

The fourth proportional to 187,744.20, 259,080.42 and 102,860.52 is: 141,943.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,744.20 : 259,080.42 = 102,860.52 : x
  2. Step 2: Convert to fraction form
    187,744.20/259,080.42 = 102,860.52/x
  3. Step 3: Cross multiply
    187,744.20x = 259,080.42 × 102,860.52
  4. Step 4: Simplify right side
    187,744.20x = 26,649,146,723.02
  5. Step 5: Solve for x
    x = 26,649,146,723.02/187,744.20
  6. Step 6: Final answer
    x = 141,943.91

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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.