Home / 254,061.24-381,239.46-113,819.86

Finding the Fourth Proportional to 254,061.24, 381,239.46 and 113,819.86

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Solution

The fourth proportional to 254,061.24, 381,239.46 and 113,819.86 is: 170,795.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,061.24 : 381,239.46 = 113,819.86 : x
  2. Step 2: Convert to fraction form
    254,061.24/381,239.46 = 113,819.86/x
  3. Step 3: Cross multiply
    254,061.24x = 381,239.46 × 113,819.86
  4. Step 4: Simplify right side
    254,061.24x = 43,392,621,963.68
  5. Step 5: Solve for x
    x = 43,392,621,963.68/254,061.24
  6. Step 6: Final answer
    x = 170,795.92

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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.