Home / 215,067.44-322,654.08-74,827.28

Finding the Fourth Proportional to 215,067.44, 322,654.08 and 74,827.28

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Solution

The fourth proportional to 215,067.44, 322,654.08 and 74,827.28 is: 112,259.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,067.44 : 322,654.08 = 74,827.28 : x
  2. Step 2: Convert to fraction form
    215,067.44/322,654.08 = 74,827.28/x
  3. Step 3: Cross multiply
    215,067.44x = 322,654.08 × 74,827.28
  4. Step 4: Simplify right side
    215,067.44x = 24,143,327,187.30
  5. Step 5: Solve for x
    x = 24,143,327,187.30/215,067.44
  6. Step 6: Final answer
    x = 112,259.33

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1.5x scale

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.