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Finding the Fourth Proportional to 331,683.99, 497,523.25 and 95,026.90

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Solution

The fourth proportional to 331,683.99, 497,523.25 and 95,026.90 is: 142,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,683.99 : 497,523.25 = 95,026.90 : x
  2. Step 2: Convert to fraction form
    331,683.99/497,523.25 = 95,026.90/x
  3. Step 3: Cross multiply
    331,683.99x = 497,523.25 × 95,026.90
  4. Step 4: Simplify right side
    331,683.99x = 47,278,090,644.05
  5. Step 5: Solve for x
    x = 47,278,090,644.05/331,683.99
  6. Step 6: Final answer
    x = 142,539.56

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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.