Home / 66,919.23-92,347.74-36,291.84

Finding the Fourth Proportional to 66,919.23, 92,347.74 and 36,291.84

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Solution

The fourth proportional to 66,919.23, 92,347.74 and 36,291.84 is: 50,082.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,919.23 : 92,347.74 = 36,291.84 : x
  2. Step 2: Convert to fraction form
    66,919.23/92,347.74 = 36,291.84/x
  3. Step 3: Cross multiply
    66,919.23x = 92,347.74 × 36,291.84
  4. Step 4: Simplify right side
    66,919.23x = 3,351,469,404.44
  5. Step 5: Solve for x
    x = 3,351,469,404.44/66,919.23
  6. Step 6: Final answer
    x = 50,082.31

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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.