Home / 154,181.79-231,288.12-41,863.86

Finding the Fourth Proportional to 154,181.79, 231,288.12 and 41,863.86

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Solution

The fourth proportional to 154,181.79, 231,288.12 and 41,863.86 is: 62,799.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,181.79 : 231,288.12 = 41,863.86 : x
  2. Step 2: Convert to fraction form
    154,181.79/231,288.12 = 41,863.86/x
  3. Step 3: Cross multiply
    154,181.79x = 231,288.12 × 41,863.86
  4. Step 4: Simplify right side
    154,181.79x = 9,682,613,475.34
  5. Step 5: Solve for x
    x = 9,682,613,475.34/154,181.79
  6. Step 6: Final answer
    x = 62,799.98

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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.