Home / 66,195.76-99,237.87-28,727.62

Finding the Fourth Proportional to 66,195.76, 99,237.87 and 28,727.62

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Solution

The fourth proportional to 66,195.76, 99,237.87 and 28,727.62 is: 43,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,195.76 : 99,237.87 = 28,727.62 : x
  2. Step 2: Convert to fraction form
    66,195.76/99,237.87 = 28,727.62/x
  3. Step 3: Cross multiply
    66,195.76x = 99,237.87 × 28,727.62
  4. Step 4: Simplify right side
    66,195.76x = 2,850,867,818.97
  5. Step 5: Solve for x
    x = 2,850,867,818.97/66,195.76
  6. Step 6: Final answer
    x = 43,067.23

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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.