Home / 102,922.20-154,383.30-50,304.60

Finding the Fourth Proportional to 102,922.20, 154,383.30 and 50,304.60

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Solution

The fourth proportional to 102,922.20, 154,383.30 and 50,304.60 is: 75,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,922.20 : 154,383.30 = 50,304.60 : x
  2. Step 2: Convert to fraction form
    102,922.20/154,383.30 = 50,304.60/x
  3. Step 3: Cross multiply
    102,922.20x = 154,383.30 × 50,304.60
  4. Step 4: Simplify right side
    102,922.20x = 7,766,190,153.18
  5. Step 5: Solve for x
    x = 7,766,190,153.18/102,922.20
  6. Step 6: Final answer
    x = 75,456.90

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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.