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Finding the Fourth Proportional to 217,083.56, 325,064.54 and 149,823.14

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Solution

The fourth proportional to 217,083.56, 325,064.54 and 149,823.14 is: 224,347.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,083.56 : 325,064.54 = 149,823.14 : x
  2. Step 2: Convert to fraction form
    217,083.56/325,064.54 = 149,823.14/x
  3. Step 3: Cross multiply
    217,083.56x = 325,064.54 × 149,823.14
  4. Step 4: Simplify right side
    217,083.56x = 48,702,187,711.02
  5. Step 5: Solve for x
    x = 48,702,187,711.02/217,083.56
  6. Step 6: Final answer
    x = 224,347.66

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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.