Home / 222,144.03-306,239.91-158,371.11

Finding the Fourth Proportional to 222,144.03, 306,239.91 and 158,371.11

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Solution

The fourth proportional to 222,144.03, 306,239.91 and 158,371.11 is: 218,324.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,144.03 : 306,239.91 = 158,371.11 : x
  2. Step 2: Convert to fraction form
    222,144.03/306,239.91 = 158,371.11/x
  3. Step 3: Cross multiply
    222,144.03x = 306,239.91 × 158,371.11
  4. Step 4: Simplify right side
    222,144.03x = 48,499,554,473.00
  5. Step 5: Solve for x
    x = 48,499,554,473.00/222,144.03
  6. Step 6: Final answer
    x = 218,324.82

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1.5x scale

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.