Home / 215,234.20-322,754.10-96,844.60

Finding the Fourth Proportional to 215,234.20, 322,754.10 and 96,844.60

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Solution

The fourth proportional to 215,234.20, 322,754.10 and 96,844.60 is: 145,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,234.20 : 322,754.10 = 96,844.60 : x
  2. Step 2: Convert to fraction form
    215,234.20/322,754.10 = 96,844.60/x
  3. Step 3: Cross multiply
    215,234.20x = 322,754.10 × 96,844.60
  4. Step 4: Simplify right side
    215,234.20x = 31,256,991,712.86
  5. Step 5: Solve for x
    x = 31,256,991,712.86/215,234.20
  6. Step 6: Final answer
    x = 145,223.16

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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.