Home / 61,067.52-84,272.40-34,209.54

Finding the Fourth Proportional to 61,067.52, 84,272.40 and 34,209.54

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Solution

The fourth proportional to 61,067.52, 84,272.40 and 34,209.54 is: 47,208.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,067.52 : 84,272.40 = 34,209.54 : x
  2. Step 2: Convert to fraction form
    61,067.52/84,272.40 = 34,209.54/x
  3. Step 3: Cross multiply
    61,067.52x = 84,272.40 × 34,209.54
  4. Step 4: Simplify right side
    61,067.52x = 2,882,920,038.70
  5. Step 5: Solve for x
    x = 2,882,920,038.70/61,067.52
  6. Step 6: Final answer
    x = 47,208.73

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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.