Home / 66,834.51-92,231.60-36,620.97

Finding the Fourth Proportional to 66,834.51, 92,231.60 and 36,620.97

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Solution

The fourth proportional to 66,834.51, 92,231.60 and 36,620.97 is: 50,536.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,834.51 : 92,231.60 = 36,620.97 : x
  2. Step 2: Convert to fraction form
    66,834.51/92,231.60 = 36,620.97/x
  3. Step 3: Cross multiply
    66,834.51x = 92,231.60 × 36,620.97
  4. Step 4: Simplify right side
    66,834.51x = 3,377,610,473.55
  5. Step 5: Solve for x
    x = 3,377,610,473.55/66,834.51
  6. Step 6: Final answer
    x = 50,536.92

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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.