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Finding the Fourth Proportional to 217,762.00, 326,568.53 and 82,793.52

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Solution

The fourth proportional to 217,762.00, 326,568.53 and 82,793.52 is: 124,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,762.00 : 326,568.53 = 82,793.52 : x
  2. Step 2: Convert to fraction form
    217,762.00/326,568.53 = 82,793.52/x
  3. Step 3: Cross multiply
    217,762.00x = 326,568.53 × 82,793.52
  4. Step 4: Simplify right side
    217,762.00x = 27,037,758,326.91
  5. Step 5: Solve for x
    x = 27,037,758,326.91/217,762.00
  6. Step 6: Final answer
    x = 124,161.97

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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.