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Finding the Fourth Proportional to 117,067.33, 175,529.87 and 45,904.70

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Solution

The fourth proportional to 117,067.33, 175,529.87 and 45,904.70 is: 68,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,067.33 : 175,529.87 = 45,904.70 : x
  2. Step 2: Convert to fraction form
    117,067.33/175,529.87 = 45,904.70/x
  3. Step 3: Cross multiply
    117,067.33x = 175,529.87 × 45,904.70
  4. Step 4: Simplify right side
    117,067.33x = 8,057,646,023.39
  5. Step 5: Solve for x
    x = 8,057,646,023.39/117,067.33
  6. Step 6: Final answer
    x = 68,829.16

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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.