Home / 185,902.02-278,661.20-73,536.71

Finding the Fourth Proportional to 185,902.02, 278,661.20 and 73,536.71

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Solution

The fourth proportional to 185,902.02, 278,661.20 and 73,536.71 is: 110,229.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,902.02 : 278,661.20 = 73,536.71 : x
  2. Step 2: Convert to fraction form
    185,902.02/278,661.20 = 73,536.71/x
  3. Step 3: Cross multiply
    185,902.02x = 278,661.20 × 73,536.71
  4. Step 4: Simplify right side
    185,902.02x = 20,491,826,091.66
  5. Step 5: Solve for x
    x = 20,491,826,091.66/185,902.02
  6. Step 6: Final answer
    x = 110,229.17

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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.