Home / 66,269.27-91,450.62-36,054.86

Finding the Fourth Proportional to 66,269.27, 91,450.62 and 36,054.86

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Solution

The fourth proportional to 66,269.27, 91,450.62 and 36,054.86 is: 49,755.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,269.27 : 91,450.62 = 36,054.86 : x
  2. Step 2: Convert to fraction form
    66,269.27/91,450.62 = 36,054.86/x
  3. Step 3: Cross multiply
    66,269.27x = 91,450.62 × 36,054.86
  4. Step 4: Simplify right side
    66,269.27x = 3,297,239,301.01
  5. Step 5: Solve for x
    x = 3,297,239,301.01/66,269.27
  6. Step 6: Final answer
    x = 49,755.18

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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.