Home / 110,520.18-165,806.19-43,964.10

Finding the Fourth Proportional to 110,520.18, 165,806.19 and 43,964.10

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Solution

The fourth proportional to 110,520.18, 165,806.19 and 43,964.10 is: 65,956.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,520.18 : 165,806.19 = 43,964.10 : x
  2. Step 2: Convert to fraction form
    110,520.18/165,806.19 = 43,964.10/x
  3. Step 3: Cross multiply
    110,520.18x = 165,806.19 × 43,964.10
  4. Step 4: Simplify right side
    110,520.18x = 7,289,519,917.78
  5. Step 5: Solve for x
    x = 7,289,519,917.78/110,520.18
  6. Step 6: Final answer
    x = 65,956.46

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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.