Home / 144,468.66-199,355.91-80,794.16

Finding the Fourth Proportional to 144,468.66, 199,355.91 and 80,794.16

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Solution

The fourth proportional to 144,468.66, 199,355.91 and 80,794.16 is: 111,489.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,468.66 : 199,355.91 = 80,794.16 : x
  2. Step 2: Convert to fraction form
    144,468.66/199,355.91 = 80,794.16/x
  3. Step 3: Cross multiply
    144,468.66x = 199,355.91 × 80,794.16
  4. Step 4: Simplify right side
    144,468.66x = 16,106,792,791.10
  5. Step 5: Solve for x
    x = 16,106,792,791.10/144,468.66
  6. Step 6: Final answer
    x = 111,489.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.