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Finding the Fourth Proportional to 337,116.08, 505,693.56 and 126,755.84

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Solution

The fourth proportional to 337,116.08, 505,693.56 and 126,755.84 is: 190,141.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,116.08 : 505,693.56 = 126,755.84 : x
  2. Step 2: Convert to fraction form
    337,116.08/505,693.56 = 126,755.84/x
  3. Step 3: Cross multiply
    337,116.08x = 505,693.56 × 126,755.84
  4. Step 4: Simplify right side
    337,116.08x = 64,099,609,805.93
  5. Step 5: Solve for x
    x = 64,099,609,805.93/337,116.08
  6. Step 6: Final answer
    x = 190,141.06

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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.