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Finding the Fourth Proportional to 47,079, 70,558.44 and 22,063.87

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Solution

The fourth proportional to 47,079, 70,558.44 and 22,063.87 is: 33,067.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,079 : 70,558.44 = 22,063.87 : x
  2. Step 2: Convert to fraction form
    47,079/70,558.44 = 22,063.87/x
  3. Step 3: Cross multiply
    47,079x = 70,558.44 × 22,063.87
  4. Step 4: Simplify right side
    47,079x = 1,556,792,247.56
  5. Step 5: Solve for x
    x = 1,556,792,247.56/47,079
  6. Step 6: Final answer
    x = 33,067.66

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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.