Home / 222,008.07-306,134.57-178,942.30

Finding the Fourth Proportional to 222,008.07, 306,134.57 and 178,942.30

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Solution

The fourth proportional to 222,008.07, 306,134.57 and 178,942.30 is: 246,749.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,008.07 : 306,134.57 = 178,942.30 : x
  2. Step 2: Convert to fraction form
    222,008.07/306,134.57 = 178,942.30/x
  3. Step 3: Cross multiply
    222,008.07x = 306,134.57 × 178,942.30
  4. Step 4: Simplify right side
    222,008.07x = 54,780,423,747.33
  5. Step 5: Solve for x
    x = 54,780,423,747.33/222,008.07
  6. Step 6: Final answer
    x = 246,749.69

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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.