Home / 217,984.08-326,797.92-112,833.12

Finding the Fourth Proportional to 217,984.08, 326,797.92 and 112,833.12

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Solution

The fourth proportional to 217,984.08, 326,797.92 and 112,833.12 is: 169,157.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,984.08 : 326,797.92 = 112,833.12 : x
  2. Step 2: Convert to fraction form
    217,984.08/326,797.92 = 112,833.12/x
  3. Step 3: Cross multiply
    217,984.08x = 326,797.92 × 112,833.12
  4. Step 4: Simplify right side
    217,984.08x = 36,873,628,923.11
  5. Step 5: Solve for x
    x = 36,873,628,923.11/217,984.08
  6. Step 6: Final answer
    x = 169,157.44

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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.