Home / 217,097.28-325,766.88-117,255.36

Finding the Fourth Proportional to 217,097.28, 325,766.88 and 117,255.36

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Solution

The fourth proportional to 217,097.28, 325,766.88 and 117,255.36 is: 175,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,097.28 : 325,766.88 = 117,255.36 : x
  2. Step 2: Convert to fraction form
    217,097.28/325,766.88 = 117,255.36/x
  3. Step 3: Cross multiply
    217,097.28x = 325,766.88 × 117,255.36
  4. Step 4: Simplify right side
    217,097.28x = 38,197,912,790.48
  5. Step 5: Solve for x
    x = 38,197,912,790.48/217,097.28
  6. Step 6: Final answer
    x = 175,948.37

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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.