Home / 165,680.56-248,559.78-47,348.82

Finding the Fourth Proportional to 165,680.56, 248,559.78 and 47,348.82

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Solution

The fourth proportional to 165,680.56, 248,559.78 and 47,348.82 is: 71,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,680.56 : 248,559.78 = 47,348.82 : x
  2. Step 2: Convert to fraction form
    165,680.56/248,559.78 = 47,348.82/x
  3. Step 3: Cross multiply
    165,680.56x = 248,559.78 × 47,348.82
  4. Step 4: Simplify right side
    165,680.56x = 11,769,012,282.46
  5. Step 5: Solve for x
    x = 11,769,012,282.46/165,680.56
  6. Step 6: Final answer
    x = 71,034.36

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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.