Home / 179,289.20-268,933.80-54,630.20

Finding the Fourth Proportional to 179,289.20, 268,933.80 and 54,630.20

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Solution

The fourth proportional to 179,289.20, 268,933.80 and 54,630.20 is: 81,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,289.20 : 268,933.80 = 54,630.20 : x
  2. Step 2: Convert to fraction form
    179,289.20/268,933.80 = 54,630.20/x
  3. Step 3: Cross multiply
    179,289.20x = 268,933.80 × 54,630.20
  4. Step 4: Simplify right side
    179,289.20x = 14,691,907,280.76
  5. Step 5: Solve for x
    x = 14,691,907,280.76/179,289.20
  6. Step 6: Final answer
    x = 81,945.30

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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.