Home / 230,394.52-318,067.78-161,695.38

Finding the Fourth Proportional to 230,394.52, 318,067.78 and 161,695.38

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Solution

The fourth proportional to 230,394.52, 318,067.78 and 161,695.38 is: 223,226.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,394.52 : 318,067.78 = 161,695.38 : x
  2. Step 2: Convert to fraction form
    230,394.52/318,067.78 = 161,695.38/x
  3. Step 3: Cross multiply
    230,394.52x = 318,067.78 × 161,695.38
  4. Step 4: Simplify right side
    230,394.52x = 51,430,090,552.86
  5. Step 5: Solve for x
    x = 51,430,090,552.86/230,394.52
  6. Step 6: Final answer
    x = 223,226.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.