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Finding the Fourth Proportional to 89,067.88, 133,608.84 and 29,903.32

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Solution

The fourth proportional to 89,067.88, 133,608.84 and 29,903.32 is: 44,857.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,067.88 : 133,608.84 = 29,903.32 : x
  2. Step 2: Convert to fraction form
    89,067.88/133,608.84 = 29,903.32/x
  3. Step 3: Cross multiply
    89,067.88x = 133,608.84 × 29,903.32
  4. Step 4: Simplify right side
    89,067.88x = 3,995,347,897.35
  5. Step 5: Solve for x
    x = 3,995,347,897.35/89,067.88
  6. Step 6: Final answer
    x = 44,857.34

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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.