Home / 98,067.20-147,122.66-35,737.70

Finding the Fourth Proportional to 98,067.20, 147,122.66 and 35,737.70

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Solution

The fourth proportional to 98,067.20, 147,122.66 and 35,737.70 is: 53,614.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,067.20 : 147,122.66 = 35,737.70 : x
  2. Step 2: Convert to fraction form
    98,067.20/147,122.66 = 35,737.70/x
  3. Step 3: Cross multiply
    98,067.20x = 147,122.66 × 35,737.70
  4. Step 4: Simplify right side
    98,067.20x = 5,257,824,571.98
  5. Step 5: Solve for x
    x = 5,257,824,571.98/98,067.20
  6. Step 6: Final answer
    x = 53,614.51

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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.