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Finding the Fourth Proportional to 177,229.20, 265,843.80 and 166,731.60

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Solution

The fourth proportional to 177,229.20, 265,843.80 and 166,731.60 is: 250,097.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,229.20 : 265,843.80 = 166,731.60 : x
  2. Step 2: Convert to fraction form
    177,229.20/265,843.80 = 166,731.60/x
  3. Step 3: Cross multiply
    177,229.20x = 265,843.80 × 166,731.60
  4. Step 4: Simplify right side
    177,229.20x = 44,324,562,124.08
  5. Step 5: Solve for x
    x = 44,324,562,124.08/177,229.20
  6. Step 6: Final answer
    x = 250,097.40

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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.