Home / 217,469.33-326,125.73-75,275.97

Finding the Fourth Proportional to 217,469.33, 326,125.73 and 75,275.97

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Solution

The fourth proportional to 217,469.33, 326,125.73 and 75,275.97 is: 112,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,469.33 : 326,125.73 = 75,275.97 : x
  2. Step 2: Convert to fraction form
    217,469.33/326,125.73 = 75,275.97/x
  3. Step 3: Cross multiply
    217,469.33x = 326,125.73 × 75,275.97
  4. Step 4: Simplify right side
    217,469.33x = 24,549,430,667.71
  5. Step 5: Solve for x
    x = 24,549,430,667.71/217,469.33
  6. Step 6: Final answer
    x = 112,886.86

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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.