Home / 173,131.27-259,795.56-138,292.36

Finding the Fourth Proportional to 173,131.27, 259,795.56 and 138,292.36

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Solution

The fourth proportional to 173,131.27, 259,795.56 and 138,292.36 is: 207,517.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,131.27 : 259,795.56 = 138,292.36 : x
  2. Step 2: Convert to fraction form
    173,131.27/259,795.56 = 138,292.36/x
  3. Step 3: Cross multiply
    173,131.27x = 259,795.56 × 138,292.36
  4. Step 4: Simplify right side
    173,131.27x = 35,927,741,109.92
  5. Step 5: Solve for x
    x = 35,927,741,109.92/173,131.27
  6. Step 6: Final answer
    x = 207,517.34

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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.