Home / 331,914.24-497,874.42-107,274.78

Finding the Fourth Proportional to 331,914.24, 497,874.42 and 107,274.78

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Solution

The fourth proportional to 331,914.24, 497,874.42 and 107,274.78 is: 160,913.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,914.24 : 497,874.42 = 107,274.78 : x
  2. Step 2: Convert to fraction form
    331,914.24/497,874.42 = 107,274.78/x
  3. Step 3: Cross multiply
    331,914.24x = 497,874.42 × 107,274.78
  4. Step 4: Simplify right side
    331,914.24x = 53,409,368,873.13
  5. Step 5: Solve for x
    x = 53,409,368,873.13/331,914.24
  6. Step 6: Final answer
    x = 160,913.16

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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.