Home / 101,380.26-152,067.24-42,214.44

Finding the Fourth Proportional to 101,380.26, 152,067.24 and 42,214.44

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Solution

The fourth proportional to 101,380.26, 152,067.24 and 42,214.44 is: 63,320.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,380.26 : 152,067.24 = 42,214.44 : x
  2. Step 2: Convert to fraction form
    101,380.26/152,067.24 = 42,214.44/x
  3. Step 3: Cross multiply
    101,380.26x = 152,067.24 × 42,214.44
  4. Step 4: Simplify right side
    101,380.26x = 6,419,433,378.95
  5. Step 5: Solve for x
    x = 6,419,433,378.95/101,380.26
  6. Step 6: Final answer
    x = 63,320.35

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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.