Home / 208,934.75-313,526.66-75,825.41

Finding the Fourth Proportional to 208,934.75, 313,526.66 and 75,825.41

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Solution

The fourth proportional to 208,934.75, 313,526.66 and 75,825.41 is: 113,783.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,934.75 : 313,526.66 = 75,825.41 : x
  2. Step 2: Convert to fraction form
    208,934.75/313,526.66 = 75,825.41/x
  3. Step 3: Cross multiply
    208,934.75x = 313,526.66 × 75,825.41
  4. Step 4: Simplify right side
    208,934.75x = 23,773,287,540.43
  5. Step 5: Solve for x
    x = 23,773,287,540.43/208,934.75
  6. Step 6: Final answer
    x = 113,783.31

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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.