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Finding the Fourth Proportional to 167,401.80, 250,908.30 and 67,512.60

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Solution

The fourth proportional to 167,401.80, 250,908.30 and 67,512.60 is: 101,190.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,401.80 : 250,908.30 = 67,512.60 : x
  2. Step 2: Convert to fraction form
    167,401.80/250,908.30 = 67,512.60/x
  3. Step 3: Cross multiply
    167,401.80x = 250,908.30 × 67,512.60
  4. Step 4: Simplify right side
    167,401.80x = 16,939,471,694.58
  5. Step 5: Solve for x
    x = 16,939,471,694.58/167,401.80
  6. Step 6: Final answer
    x = 101,190.50

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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.