Home / 254,061.73-381,240.21-113,820.35

Finding the Fourth Proportional to 254,061.73, 381,240.21 and 113,820.35

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Solution

The fourth proportional to 254,061.73, 381,240.21 and 113,820.35 is: 170,796.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,061.73 : 381,240.21 = 113,820.35 : x
  2. Step 2: Convert to fraction form
    254,061.73/381,240.21 = 113,820.35/x
  3. Step 3: Cross multiply
    254,061.73x = 381,240.21 × 113,820.35
  4. Step 4: Simplify right side
    254,061.73x = 43,392,895,516.20
  5. Step 5: Solve for x
    x = 43,392,895,516.20/254,061.73
  6. Step 6: Final answer
    x = 170,796.66

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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.