Home / 215,252.06-322,881.20-75,010.69

Finding the Fourth Proportional to 215,252.06, 322,881.20 and 75,010.69

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Solution

The fourth proportional to 215,252.06, 322,881.20 and 75,010.69 is: 112,517.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,252.06 : 322,881.20 = 75,010.69 : x
  2. Step 2: Convert to fraction form
    215,252.06/322,881.20 = 75,010.69/x
  3. Step 3: Cross multiply
    215,252.06x = 322,881.20 × 75,010.69
  4. Step 4: Simplify right side
    215,252.06x = 24,219,541,600.03
  5. Step 5: Solve for x
    x = 24,219,541,600.03/215,252.06
  6. Step 6: Final answer
    x = 112,517.12

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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.