Home / 61,067.38-91,609.71-19,504.66

Finding the Fourth Proportional to 61,067.38, 91,609.71 and 19,504.66

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Solution

The fourth proportional to 61,067.38, 91,609.71 and 19,504.66 is: 29,259.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,067.38 : 91,609.71 = 19,504.66 : x
  2. Step 2: Convert to fraction form
    61,067.38/91,609.71 = 19,504.66/x
  3. Step 3: Cross multiply
    61,067.38x = 91,609.71 × 19,504.66
  4. Step 4: Simplify right side
    61,067.38x = 1,786,816,246.25
  5. Step 5: Solve for x
    x = 1,786,816,246.25/61,067.38
  6. Step 6: Final answer
    x = 29,259.75

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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.