Home / 66,491.27-91,755.96-36,277.19

Finding the Fourth Proportional to 66,491.27, 91,755.96 and 36,277.19

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Solution

The fourth proportional to 66,491.27, 91,755.96 and 36,277.19 is: 50,061.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,491.27 : 91,755.96 = 36,277.19 : x
  2. Step 2: Convert to fraction form
    66,491.27/91,755.96 = 36,277.19/x
  3. Step 3: Cross multiply
    66,491.27x = 91,755.96 × 36,277.19
  4. Step 4: Simplify right side
    66,491.27x = 3,328,648,394.55
  5. Step 5: Solve for x
    x = 3,328,648,394.55/66,491.27
  6. Step 6: Final answer
    x = 50,061.44

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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.