Home / 165,747.20-248,620.80-95,763.20

Finding the Fourth Proportional to 165,747.20, 248,620.80 and 95,763.20

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Solution

The fourth proportional to 165,747.20, 248,620.80 and 95,763.20 is: 143,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,747.20 : 248,620.80 = 95,763.20 : x
  2. Step 2: Convert to fraction form
    165,747.20/248,620.80 = 95,763.20/x
  3. Step 3: Cross multiply
    165,747.20x = 248,620.80 × 95,763.20
  4. Step 4: Simplify right side
    165,747.20x = 23,808,723,394.56
  5. Step 5: Solve for x
    x = 23,808,723,394.56/165,747.20
  6. Step 6: Final answer
    x = 143,644.80

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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.