Home / 222,087.06-332,975.07-81,808.02

Finding the Fourth Proportional to 222,087.06, 332,975.07 and 81,808.02

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Solution

The fourth proportional to 222,087.06, 332,975.07 and 81,808.02 is: 122,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,087.06 : 332,975.07 = 81,808.02 : x
  2. Step 2: Convert to fraction form
    222,087.06/332,975.07 = 81,808.02/x
  3. Step 3: Cross multiply
    222,087.06x = 332,975.07 × 81,808.02
  4. Step 4: Simplify right side
    222,087.06x = 27,240,031,186.06
  5. Step 5: Solve for x
    x = 27,240,031,186.06/222,087.06
  6. Step 6: Final answer
    x = 122,654.74

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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.