Home / 254,092.20-381,179.74-104,292.28

Finding the Fourth Proportional to 254,092.20, 381,179.74 and 104,292.28

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Solution

The fourth proportional to 254,092.20, 381,179.74 and 104,292.28 is: 156,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,092.20 : 381,179.74 = 104,292.28 : x
  2. Step 2: Convert to fraction form
    254,092.20/381,179.74 = 104,292.28/x
  3. Step 3: Cross multiply
    254,092.20x = 381,179.74 × 104,292.28
  4. Step 4: Simplify right side
    254,092.20x = 39,754,104,174.41
  5. Step 5: Solve for x
    x = 39,754,104,174.41/254,092.20
  6. Step 6: Final answer
    x = 156,455.43

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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.