Home / 208,729.44-313,087.68-50,958.72

Finding the Fourth Proportional to 208,729.44, 313,087.68 and 50,958.72

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Solution

The fourth proportional to 208,729.44, 313,087.68 and 50,958.72 is: 76,436.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,729.44 : 313,087.68 = 50,958.72 : x
  2. Step 2: Convert to fraction form
    208,729.44/313,087.68 = 50,958.72/x
  3. Step 3: Cross multiply
    208,729.44x = 313,087.68 × 50,958.72
  4. Step 4: Simplify right side
    208,729.44x = 15,954,547,420.57
  5. Step 5: Solve for x
    x = 15,954,547,420.57/208,729.44
  6. Step 6: Final answer
    x = 76,436.50

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1.5x scale

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.