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Finding the Fourth Proportional to 118,067.77, 177,129.35 and 46,994.73

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Solution

The fourth proportional to 118,067.77, 177,129.35 and 46,994.73 is: 70,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,067.77 : 177,129.35 = 46,994.73 : x
  2. Step 2: Convert to fraction form
    118,067.77/177,129.35 = 46,994.73/x
  3. Step 3: Cross multiply
    118,067.77x = 177,129.35 × 46,994.73
  4. Step 4: Simplify right side
    118,067.77x = 8,324,145,978.33
  5. Step 5: Solve for x
    x = 8,324,145,978.33/118,067.77
  6. Step 6: Final answer
    x = 70,503.12

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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.