Home / 171,474.85-236,750.78-107,042.19

Finding the Fourth Proportional to 171,474.85, 236,750.78 and 107,042.19

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Solution

The fourth proportional to 171,474.85, 236,750.78 and 107,042.19 is: 147,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,474.85 : 236,750.78 = 107,042.19 : x
  2. Step 2: Convert to fraction form
    171,474.85/236,750.78 = 107,042.19/x
  3. Step 3: Cross multiply
    171,474.85x = 236,750.78 × 107,042.19
  4. Step 4: Simplify right side
    171,474.85x = 25,342,320,256.44
  5. Step 5: Solve for x
    x = 25,342,320,256.44/171,474.85
  6. Step 6: Final answer
    x = 147,790.30

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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.