Home / 151,249.40-226,797.55-84,671.65

Finding the Fourth Proportional to 151,249.40, 226,797.55 and 84,671.65

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Solution

The fourth proportional to 151,249.40, 226,797.55 and 84,671.65 is: 126,964.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,249.40 : 226,797.55 = 84,671.65 : x
  2. Step 2: Convert to fraction form
    151,249.40/226,797.55 = 84,671.65/x
  3. Step 3: Cross multiply
    151,249.40x = 226,797.55 × 84,671.65
  4. Step 4: Simplify right side
    151,249.40x = 19,203,322,774.46
  5. Step 5: Solve for x
    x = 19,203,322,774.46/151,249.40
  6. Step 6: Final answer
    x = 126,964.62

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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.