Home / 331,755.38-497,633.07-110,139.38

Finding the Fourth Proportional to 331,755.38, 497,633.07 and 110,139.38

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Solution

The fourth proportional to 331,755.38, 497,633.07 and 110,139.38 is: 165,209.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,755.38 : 497,633.07 = 110,139.38 : x
  2. Step 2: Convert to fraction form
    331,755.38/497,633.07 = 110,139.38/x
  3. Step 3: Cross multiply
    331,755.38x = 497,633.07 × 110,139.38
  4. Step 4: Simplify right side
    331,755.38x = 54,808,995,309.13
  5. Step 5: Solve for x
    x = 54,808,995,309.13/331,755.38
  6. Step 6: Final answer
    x = 165,209.06

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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.