Home / 218,933.32-328,297.92-113,724.04

Finding the Fourth Proportional to 218,933.32, 328,297.92 and 113,724.04

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Solution

The fourth proportional to 218,933.32, 328,297.92 and 113,724.04 is: 170,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,933.32 : 328,297.92 = 113,724.04 : x
  2. Step 2: Convert to fraction form
    218,933.32/328,297.92 = 113,724.04/x
  3. Step 3: Cross multiply
    218,933.32x = 328,297.92 × 113,724.04
  4. Step 4: Simplify right side
    218,933.32x = 37,335,365,786.00
  5. Step 5: Solve for x
    x = 37,335,365,786.00/218,933.32
  6. Step 6: Final answer
    x = 170,533.05

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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.