Home / 64,218.26-96,286.37-30,871.97

Finding the Fourth Proportional to 64,218.26, 96,286.37 and 30,871.97

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Solution

The fourth proportional to 64,218.26, 96,286.37 and 30,871.97 is: 46,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,218.26 : 96,286.37 = 30,871.97 : x
  2. Step 2: Convert to fraction form
    64,218.26/96,286.37 = 30,871.97/x
  3. Step 3: Cross multiply
    64,218.26x = 96,286.37 × 30,871.97
  4. Step 4: Simplify right side
    64,218.26x = 2,972,549,290.26
  5. Step 5: Solve for x
    x = 2,972,549,290.26/64,218.26
  6. Step 6: Final answer
    x = 46,288.23

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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.