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Finding the Fourth Proportional to 179,445.35, 269,168.43 and 168,484.43

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Solution

The fourth proportional to 179,445.35, 269,168.43 and 168,484.43 is: 252,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,445.35 : 269,168.43 = 168,484.43 : x
  2. Step 2: Convert to fraction form
    179,445.35/269,168.43 = 168,484.43/x
  3. Step 3: Cross multiply
    179,445.35x = 269,168.43 × 168,484.43
  4. Step 4: Simplify right side
    179,445.35x = 45,350,689,502.54
  5. Step 5: Solve for x
    x = 45,350,689,502.54/179,445.35
  6. Step 6: Final answer
    x = 252,727.03

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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.