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Finding the Fourth Proportional to 181,293.60, 271,940.40 and 164,672.40

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Solution

The fourth proportional to 181,293.60, 271,940.40 and 164,672.40 is: 247,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,293.60 : 271,940.40 = 164,672.40 : x
  2. Step 2: Convert to fraction form
    181,293.60/271,940.40 = 164,672.40/x
  3. Step 3: Cross multiply
    181,293.60x = 271,940.40 × 164,672.40
  4. Step 4: Simplify right side
    181,293.60x = 44,781,078,324.96
  5. Step 5: Solve for x
    x = 44,781,078,324.96/181,293.60
  6. Step 6: Final answer
    x = 247,008.60

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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.