Home / 67,976.64-101,933.25-25,864.56

Finding the Fourth Proportional to 67,976.64, 101,933.25 and 25,864.56

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Solution

The fourth proportional to 67,976.64, 101,933.25 and 25,864.56 is: 38,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,976.64 : 101,933.25 = 25,864.56 : x
  2. Step 2: Convert to fraction form
    67,976.64/101,933.25 = 25,864.56/x
  3. Step 3: Cross multiply
    67,976.64x = 101,933.25 × 25,864.56
  4. Step 4: Simplify right side
    67,976.64x = 2,636,458,660.62
  5. Step 5: Solve for x
    x = 2,636,458,660.62/67,976.64
  6. Step 6: Final answer
    x = 38,784.77

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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.