Home / 222,148.52-306,246.06-158,375.60

Finding the Fourth Proportional to 222,148.52, 306,246.06 and 158,375.60

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Solution

The fourth proportional to 222,148.52, 306,246.06 and 158,375.60 is: 218,330.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,148.52 : 306,246.06 = 158,375.60 : x
  2. Step 2: Convert to fraction form
    222,148.52/306,246.06 = 158,375.60/x
  3. Step 3: Cross multiply
    222,148.52x = 306,246.06 × 158,375.60
  4. Step 4: Simplify right side
    222,148.52x = 48,501,903,500.14
  5. Step 5: Solve for x
    x = 48,501,903,500.14/222,148.52
  6. Step 6: Final answer
    x = 218,330.98

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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.