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Finding the Fourth Proportional to 181,289.88, 271,906.70 and 92,608.92

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Solution

The fourth proportional to 181,289.88, 271,906.70 and 92,608.92 is: 138,899.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,289.88 : 271,906.70 = 92,608.92 : x
  2. Step 2: Convert to fraction form
    181,289.88/271,906.70 = 92,608.92/x
  3. Step 3: Cross multiply
    181,289.88x = 271,906.70 × 92,608.92
  4. Step 4: Simplify right side
    181,289.88x = 25,180,985,827.76
  5. Step 5: Solve for x
    x = 25,180,985,827.76/181,289.88
  6. Step 6: Final answer
    x = 138,899.02

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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.