Home / 66,850.24-100,126.87-47,839.46

Finding the Fourth Proportional to 66,850.24, 100,126.87 and 47,839.46

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Solution

The fourth proportional to 66,850.24, 100,126.87 and 47,839.46 is: 71,652.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,850.24 : 100,126.87 = 47,839.46 : x
  2. Step 2: Convert to fraction form
    66,850.24/100,126.87 = 47,839.46/x
  3. Step 3: Cross multiply
    66,850.24x = 100,126.87 × 47,839.46
  4. Step 4: Simplify right side
    66,850.24x = 4,790,015,392.29
  5. Step 5: Solve for x
    x = 4,790,015,392.29/66,850.24
  6. Step 6: Final answer
    x = 71,652.93

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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.