Home / 66,758.44-92,121.70-36,537.16

Finding the Fourth Proportional to 66,758.44, 92,121.70 and 36,537.16

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Solution

The fourth proportional to 66,758.44, 92,121.70 and 36,537.16 is: 50,418.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,758.44 : 92,121.70 = 36,537.16 : x
  2. Step 2: Convert to fraction form
    66,758.44/92,121.70 = 36,537.16/x
  3. Step 3: Cross multiply
    66,758.44x = 92,121.70 × 36,537.16
  4. Step 4: Simplify right side
    66,758.44x = 3,365,865,292.37
  5. Step 5: Solve for x
    x = 3,365,865,292.37/66,758.44
  6. Step 6: Final answer
    x = 50,418.57

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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.