Home / 66,958.11-92,401.83-36,742.68

Finding the Fourth Proportional to 66,958.11, 92,401.83 and 36,742.68

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Solution

The fourth proportional to 66,958.11, 92,401.83 and 36,742.68 is: 50,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,958.11 : 92,401.83 = 36,742.68 : x
  2. Step 2: Convert to fraction form
    66,958.11/92,401.83 = 36,742.68/x
  3. Step 3: Cross multiply
    66,958.11x = 92,401.83 × 36,742.68
  4. Step 4: Simplify right side
    66,958.11x = 3,395,090,871.10
  5. Step 5: Solve for x
    x = 3,395,090,871.10/66,958.11
  6. Step 6: Final answer
    x = 50,704.70

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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.