Home / 331,754.13-497,631.19-110,138.13

Finding the Fourth Proportional to 331,754.13, 497,631.19 and 110,138.13

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Solution

The fourth proportional to 331,754.13, 497,631.19 and 110,138.13 is: 165,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,754.13 : 497,631.19 = 110,138.13 : x
  2. Step 2: Convert to fraction form
    331,754.13/497,631.19 = 110,138.13/x
  3. Step 3: Cross multiply
    331,754.13x = 497,631.19 × 110,138.13
  4. Step 4: Simplify right side
    331,754.13x = 54,808,166,208.12
  5. Step 5: Solve for x
    x = 54,808,166,208.12/331,754.13
  6. Step 6: Final answer
    x = 165,207.19

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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.