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Finding the Fourth Proportional to 244,550.17, 366,880.47 and 86,778.64

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Solution

The fourth proportional to 244,550.17, 366,880.47 and 86,778.64 is: 130,187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,550.17 : 366,880.47 = 86,778.64 : x
  2. Step 2: Convert to fraction form
    244,550.17/366,880.47 = 86,778.64/x
  3. Step 3: Cross multiply
    244,550.17x = 366,880.47 × 86,778.64
  4. Step 4: Simplify right side
    244,550.17x = 31,837,388,229.16
  5. Step 5: Solve for x
    x = 31,837,388,229.16/244,550.17
  6. Step 6: Final answer
    x = 130,187.55

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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.