Home / 67,057.26-100,608.84-42,067.14

Finding the Fourth Proportional to 67,057.26, 100,608.84 and 42,067.14

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Solution

The fourth proportional to 67,057.26, 100,608.84 and 42,067.14 is: 63,115.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,057.26 : 100,608.84 = 42,067.14 : x
  2. Step 2: Convert to fraction form
    67,057.26/100,608.84 = 42,067.14/x
  3. Step 3: Cross multiply
    67,057.26x = 100,608.84 × 42,067.14
  4. Step 4: Simplify right side
    67,057.26x = 4,232,326,157.52
  5. Step 5: Solve for x
    x = 4,232,326,157.52/67,057.26
  6. Step 6: Final answer
    x = 63,115.11

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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.