Home / 75,067.20-112,602.24-33,505.92

Finding the Fourth Proportional to 75,067.20, 112,602.24 and 33,505.92

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Solution

The fourth proportional to 75,067.20, 112,602.24 and 33,505.92 is: 50,259.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,067.20 : 112,602.24 = 33,505.92 : x
  2. Step 2: Convert to fraction form
    75,067.20/112,602.24 = 33,505.92/x
  3. Step 3: Cross multiply
    75,067.20x = 112,602.24 × 33,505.92
  4. Step 4: Simplify right side
    75,067.20x = 3,772,841,645.26
  5. Step 5: Solve for x
    x = 3,772,841,645.26/75,067.20
  6. Step 6: Final answer
    x = 50,259.52

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1.5x scale

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.