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Finding the Fourth Proportional to 74,657.70, 112,006.95 and 22,067.14

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Solution

The fourth proportional to 74,657.70, 112,006.95 and 22,067.14 is: 33,106.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,657.70 : 112,006.95 = 22,067.14 : x
  2. Step 2: Convert to fraction form
    74,657.70/112,006.95 = 22,067.14/x
  3. Step 3: Cross multiply
    74,657.70x = 112,006.95 × 22,067.14
  4. Step 4: Simplify right side
    74,657.70x = 2,471,673,046.62
  5. Step 5: Solve for x
    x = 2,471,673,046.62/74,657.70
  6. Step 6: Final answer
    x = 33,106.74

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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.