Home / 222,448.46-306,977.35-120,471.58

Finding the Fourth Proportional to 222,448.46, 306,977.35 and 120,471.58

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Solution

The fourth proportional to 222,448.46, 306,977.35 and 120,471.58 is: 166,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,448.46 : 306,977.35 = 120,471.58 : x
  2. Step 2: Convert to fraction form
    222,448.46/306,977.35 = 120,471.58/x
  3. Step 3: Cross multiply
    222,448.46x = 306,977.35 × 120,471.58
  4. Step 4: Simplify right side
    222,448.46x = 36,982,044,843.83
  5. Step 5: Solve for x
    x = 36,982,044,843.83/222,448.46
  6. Step 6: Final answer
    x = 166,249.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.