Home / 66,635.79-91,962.87-37,964.42

Finding the Fourth Proportional to 66,635.79, 91,962.87 and 37,964.42

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Solution

The fourth proportional to 66,635.79, 91,962.87 and 37,964.42 is: 52,394.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,635.79 : 91,962.87 = 37,964.42 : x
  2. Step 2: Convert to fraction form
    66,635.79/91,962.87 = 37,964.42/x
  3. Step 3: Cross multiply
    66,635.79x = 91,962.87 × 37,964.42
  4. Step 4: Simplify right side
    66,635.79x = 3,491,317,021.09
  5. Step 5: Solve for x
    x = 3,491,317,021.09/66,635.79
  6. Step 6: Final answer
    x = 52,394.02

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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.