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Finding the Fourth Proportional to 179,480.80, 269,439.90 and 178,168.60

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Solution

The fourth proportional to 179,480.80, 269,439.90 and 178,168.60 is: 267,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,480.80 : 269,439.90 = 178,168.60 : x
  2. Step 2: Convert to fraction form
    179,480.80/269,439.90 = 178,168.60/x
  3. Step 3: Cross multiply
    179,480.80x = 269,439.90 × 178,168.60
  4. Step 4: Simplify right side
    179,480.80x = 48,005,729,767.14
  5. Step 5: Solve for x
    x = 48,005,729,767.14/179,480.80
  6. Step 6: Final answer
    x = 267,470.00

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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.