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Finding the Fourth Proportional to 244,258.99, 366,344.57 and 86,488.27

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Solution

The fourth proportional to 244,258.99, 366,344.57 and 86,488.27 is: 129,716.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,258.99 : 366,344.57 = 86,488.27 : x
  2. Step 2: Convert to fraction form
    244,258.99/366,344.57 = 86,488.27/x
  3. Step 3: Cross multiply
    244,258.99x = 366,344.57 × 86,488.27
  4. Step 4: Simplify right side
    244,258.99x = 31,684,507,650.75
  5. Step 5: Solve for x
    x = 31,684,507,650.75/244,258.99
  6. Step 6: Final answer
    x = 129,716.85

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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.