Home / 231,683.22-347,553.45-81,892.62

Finding the Fourth Proportional to 231,683.22, 347,553.45 and 81,892.62

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Solution

The fourth proportional to 231,683.22, 347,553.45 and 81,892.62 is: 122,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,683.22 : 347,553.45 = 81,892.62 : x
  2. Step 2: Convert to fraction form
    231,683.22/347,553.45 = 81,892.62/x
  3. Step 3: Cross multiply
    231,683.22x = 347,553.45 × 81,892.62
  4. Step 4: Simplify right side
    231,683.22x = 28,462,062,610.54
  5. Step 5: Solve for x
    x = 28,462,062,610.54/231,683.22
  6. Step 6: Final answer
    x = 122,849.05

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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.