Home / 222,146.52-306,243.30-158,373.60

Finding the Fourth Proportional to 222,146.52, 306,243.30 and 158,373.60

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Solution

The fourth proportional to 222,146.52, 306,243.30 and 158,373.60 is: 218,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,146.52 : 306,243.30 = 158,373.60 : x
  2. Step 2: Convert to fraction form
    222,146.52/306,243.30 = 158,373.60/x
  3. Step 3: Cross multiply
    222,146.52x = 306,243.30 × 158,373.60
  4. Step 4: Simplify right side
    222,146.52x = 48,500,853,896.88
  5. Step 5: Solve for x
    x = 48,500,853,896.88/222,146.52
  6. Step 6: Final answer
    x = 218,328.22

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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.