Home / 74,247.08-111,104.57-64,286.19

Finding the Fourth Proportional to 74,247.08, 111,104.57 and 64,286.19

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Solution

The fourth proportional to 74,247.08, 111,104.57 and 64,286.19 is: 96,198.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,247.08 : 111,104.57 = 64,286.19 : x
  2. Step 2: Convert to fraction form
    74,247.08/111,104.57 = 64,286.19/x
  3. Step 3: Cross multiply
    74,247.08x = 111,104.57 × 64,286.19
  4. Step 4: Simplify right side
    74,247.08x = 7,142,489,661.78
  5. Step 5: Solve for x
    x = 7,142,489,661.78/74,247.08
  6. Step 6: Final answer
    x = 96,198.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.