Home / 110,662.56-165,991.68-31,775.04

Finding the Fourth Proportional to 110,662.56, 165,991.68 and 31,775.04

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Solution

The fourth proportional to 110,662.56, 165,991.68 and 31,775.04 is: 47,661.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,662.56 : 165,991.68 = 31,775.04 : x
  2. Step 2: Convert to fraction form
    110,662.56/165,991.68 = 31,775.04/x
  3. Step 3: Cross multiply
    110,662.56x = 165,991.68 × 31,775.04
  4. Step 4: Simplify right side
    110,662.56x = 5,274,392,271.67
  5. Step 5: Solve for x
    x = 5,274,392,271.67/110,662.56
  6. Step 6: Final answer
    x = 47,661.94

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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.