Home / 112,202.82-154,844.46-64,471.14

Finding the Fourth Proportional to 112,202.82, 154,844.46 and 64,471.14

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Solution

The fourth proportional to 112,202.82, 154,844.46 and 64,471.14 is: 88,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,202.82 : 154,844.46 = 64,471.14 : x
  2. Step 2: Convert to fraction form
    112,202.82/154,844.46 = 64,471.14/x
  3. Step 3: Cross multiply
    112,202.82x = 154,844.46 × 64,471.14
  4. Step 4: Simplify right side
    112,202.82x = 9,982,998,858.88
  5. Step 5: Solve for x
    x = 9,982,998,858.88/112,202.82
  6. Step 6: Final answer
    x = 88,972.80

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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.