Home / 208,934.25-313,525.91-75,824.91

Finding the Fourth Proportional to 208,934.25, 313,525.91 and 75,824.91

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Solution

The fourth proportional to 208,934.25, 313,525.91 and 75,824.91 is: 113,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,934.25 : 313,525.91 = 75,824.91 : x
  2. Step 2: Convert to fraction form
    208,934.25/313,525.91 = 75,824.91/x
  3. Step 3: Cross multiply
    208,934.25x = 313,525.91 × 75,824.91
  4. Step 4: Simplify right side
    208,934.25x = 23,773,073,529.29
  5. Step 5: Solve for x
    x = 23,773,073,529.29/208,934.25
  6. Step 6: Final answer
    x = 113,782.56

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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.