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Finding the Fourth Proportional to 110,889.40, 166,299.20 and 35,992.25

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Solution

The fourth proportional to 110,889.40, 166,299.20 and 35,992.25 is: 53,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,889.40 : 166,299.20 = 35,992.25 : x
  2. Step 2: Convert to fraction form
    110,889.40/166,299.20 = 35,992.25/x
  3. Step 3: Cross multiply
    110,889.40x = 166,299.20 × 35,992.25
  4. Step 4: Simplify right side
    110,889.40x = 5,985,481,459.72
  5. Step 5: Solve for x
    x = 5,985,481,459.72/110,889.40
  6. Step 6: Final answer
    x = 53,977.04

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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.