Home / 208,976.27-313,464.41-51,203.36

Finding the Fourth Proportional to 208,976.27, 313,464.41 and 51,203.36

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Solution

The fourth proportional to 208,976.27, 313,464.41 and 51,203.36 is: 76,805.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,976.27 : 313,464.41 = 51,203.36 : x
  2. Step 2: Convert to fraction form
    208,976.27/313,464.41 = 51,203.36/x
  3. Step 3: Cross multiply
    208,976.27x = 313,464.41 × 51,203.36
  4. Step 4: Simplify right side
    208,976.27x = 16,050,431,032.42
  5. Step 5: Solve for x
    x = 16,050,431,032.42/208,976.27
  6. Step 6: Final answer
    x = 76,805.04

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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.