Home / 172,447.10-258,190.05-88,025.66

Finding the Fourth Proportional to 172,447.10, 258,190.05 and 88,025.66

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Solution

The fourth proportional to 172,447.10, 258,190.05 and 88,025.66 is: 131,793.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,447.10 : 258,190.05 = 88,025.66 : x
  2. Step 2: Convert to fraction form
    172,447.10/258,190.05 = 88,025.66/x
  3. Step 3: Cross multiply
    172,447.10x = 258,190.05 × 88,025.66
  4. Step 4: Simplify right side
    172,447.10x = 22,727,349,556.68
  5. Step 5: Solve for x
    x = 22,727,349,556.68/172,447.10
  6. Step 6: Final answer
    x = 131,793.17

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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.