Home / 215,129.24-322,714.09-63,326.42

Finding the Fourth Proportional to 215,129.24, 322,714.09 and 63,326.42

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Solution

The fourth proportional to 215,129.24, 322,714.09 and 63,326.42 is: 94,995.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,129.24 : 322,714.09 = 63,326.42 : x
  2. Step 2: Convert to fraction form
    215,129.24/322,714.09 = 63,326.42/x
  3. Step 3: Cross multiply
    215,129.24x = 322,714.09 × 63,326.42
  4. Step 4: Simplify right side
    215,129.24x = 20,436,328,003.26
  5. Step 5: Solve for x
    x = 20,436,328,003.26/215,129.24
  6. Step 6: Final answer
    x = 94,995.58

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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.