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Finding the Fourth Proportional to 110,726.80, 166,106.40 and 35,834.20

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Solution

The fourth proportional to 110,726.80, 166,106.40 and 35,834.20 is: 53,756.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,726.80 : 166,106.40 = 35,834.20 : x
  2. Step 2: Convert to fraction form
    110,726.80/166,106.40 = 35,834.20/x
  3. Step 3: Cross multiply
    110,726.80x = 166,106.40 × 35,834.20
  4. Step 4: Simplify right side
    110,726.80x = 5,952,289,958.88
  5. Step 5: Solve for x
    x = 5,952,289,958.88/110,726.80
  6. Step 6: Final answer
    x = 53,756.54

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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.