Home / 179,517.84-269,362.31-112,031.55

Finding the Fourth Proportional to 179,517.84, 269,362.31 and 112,031.55

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Solution

The fourth proportional to 179,517.84, 269,362.31 and 112,031.55 is: 168,100.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,517.84 : 269,362.31 = 112,031.55 : x
  2. Step 2: Convert to fraction form
    179,517.84/269,362.31 = 112,031.55/x
  3. Step 3: Cross multiply
    179,517.84x = 269,362.31 × 112,031.55
  4. Step 4: Simplify right side
    179,517.84x = 30,177,076,540.72
  5. Step 5: Solve for x
    x = 30,177,076,540.72/179,517.84
  6. Step 6: Final answer
    x = 168,100.71

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1.5x scale

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.