Home / 185,668.20-278,594.42-73,428.93

Finding the Fourth Proportional to 185,668.20, 278,594.42 and 73,428.93

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Solution

The fourth proportional to 185,668.20, 278,594.42 and 73,428.93 is: 110,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,668.20 : 278,594.42 = 73,428.93 : x
  2. Step 2: Convert to fraction form
    185,668.20/278,594.42 = 73,428.93/x
  3. Step 3: Cross multiply
    185,668.20x = 278,594.42 × 73,428.93
  4. Step 4: Simplify right side
    185,668.20x = 20,456,889,797.43
  5. Step 5: Solve for x
    x = 20,456,889,797.43/185,668.20
  6. Step 6: Final answer
    x = 110,179.83

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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.