Home / 217,388.94-326,097.36-75,247.92

Finding the Fourth Proportional to 217,388.94, 326,097.36 and 75,247.92

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Solution

The fourth proportional to 217,388.94, 326,097.36 and 75,247.92 is: 112,876.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,388.94 : 326,097.36 = 75,247.92 : x
  2. Step 2: Convert to fraction form
    217,388.94/326,097.36 = 75,247.92/x
  3. Step 3: Cross multiply
    217,388.94x = 326,097.36 × 75,247.92
  4. Step 4: Simplify right side
    217,388.94x = 24,538,148,057.49
  5. Step 5: Solve for x
    x = 24,538,148,057.49/217,388.94
  6. Step 6: Final answer
    x = 112,876.71

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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.