Home / 66,110.46-91,233.39-35,895.84

Finding the Fourth Proportional to 66,110.46, 91,233.39 and 35,895.84

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Solution

The fourth proportional to 66,110.46, 91,233.39 and 35,895.84 is: 49,536.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,110.46 : 91,233.39 = 35,895.84 : x
  2. Step 2: Convert to fraction form
    66,110.46/91,233.39 = 35,895.84/x
  3. Step 3: Cross multiply
    66,110.46x = 91,233.39 × 35,895.84
  4. Step 4: Simplify right side
    66,110.46x = 3,274,899,170.10
  5. Step 5: Solve for x
    x = 3,274,899,170.10/66,110.46
  6. Step 6: Final answer
    x = 49,536.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.