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Finding the Fourth Proportional to 79,226, 118,857.62 and 23,067.32

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Solution

The fourth proportional to 79,226, 118,857.62 and 23,067.32 is: 34,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,226 : 118,857.62 = 23,067.32 : x
  2. Step 2: Convert to fraction form
    79,226/118,857.62 = 23,067.32/x
  3. Step 3: Cross multiply
    79,226x = 118,857.62 × 23,067.32
  4. Step 4: Simplify right side
    79,226x = 2,741,726,754.98
  5. Step 5: Solve for x
    x = 2,741,726,754.98/79,226
  6. Step 6: Final answer
    x = 34,606.40

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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.