Home / 165,778.22-248,667.34-47,449.98

Finding the Fourth Proportional to 165,778.22, 248,667.34 and 47,449.98

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Solution

The fourth proportional to 165,778.22, 248,667.34 and 47,449.98 is: 71,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,778.22 : 248,667.34 = 47,449.98 : x
  2. Step 2: Convert to fraction form
    165,778.22/248,667.34 = 47,449.98/x
  3. Step 3: Cross multiply
    165,778.22x = 248,667.34 × 47,449.98
  4. Step 4: Simplify right side
    165,778.22x = 11,799,260,309.65
  5. Step 5: Solve for x
    x = 11,799,260,309.65/165,778.22
  6. Step 6: Final answer
    x = 71,174.97

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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.