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Finding the Fourth Proportional to 217,083.81, 325,064.91 and 149,823.39

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Solution

The fourth proportional to 217,083.81, 325,064.91 and 149,823.39 is: 224,348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,083.81 : 325,064.91 = 149,823.39 : x
  2. Step 2: Convert to fraction form
    217,083.81/325,064.91 = 149,823.39/x
  3. Step 3: Cross multiply
    217,083.81x = 325,064.91 × 149,823.39
  4. Step 4: Simplify right side
    217,083.81x = 48,702,326,786.24
  5. Step 5: Solve for x
    x = 48,702,326,786.24/217,083.81
  6. Step 6: Final answer
    x = 224,348.04

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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.