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Finding the Fourth Proportional to 225,523.32, 338,448.60 and 181,679.64

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Solution

The fourth proportional to 225,523.32, 338,448.60 and 181,679.64 is: 272,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,523.32 : 338,448.60 = 181,679.64 : x
  2. Step 2: Convert to fraction form
    225,523.32/338,448.60 = 181,679.64/x
  3. Step 3: Cross multiply
    225,523.32x = 338,448.60 × 181,679.64
  4. Step 4: Simplify right side
    225,523.32x = 61,489,219,806.50
  5. Step 5: Solve for x
    x = 61,489,219,806.50/225,523.32
  6. Step 6: Final answer
    x = 272,651.27

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1.5x scale

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.