Home / 254,046.03-381,069.22-64,520.61

Finding the Fourth Proportional to 254,046.03, 381,069.22 and 64,520.61

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Solution

The fourth proportional to 254,046.03, 381,069.22 and 64,520.61 is: 96,780.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,046.03 : 381,069.22 = 64,520.61 : x
  2. Step 2: Convert to fraction form
    254,046.03/381,069.22 = 64,520.61/x
  3. Step 3: Cross multiply
    254,046.03x = 381,069.22 × 64,520.61
  4. Step 4: Simplify right side
    254,046.03x = 24,586,818,526.62
  5. Step 5: Solve for x
    x = 24,586,818,526.62/254,046.03
  6. Step 6: Final answer
    x = 96,780.96

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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.