Home / 110,289.66-165,459.09-40,168.97

Finding the Fourth Proportional to 110,289.66, 165,459.09 and 40,168.97

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Solution

The fourth proportional to 110,289.66, 165,459.09 and 40,168.97 is: 60,262.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,289.66 : 165,459.09 = 40,168.97 : x
  2. Step 2: Convert to fraction form
    110,289.66/165,459.09 = 40,168.97/x
  3. Step 3: Cross multiply
    110,289.66x = 165,459.09 × 40,168.97
  4. Step 4: Simplify right side
    110,289.66x = 6,646,320,940.30
  5. Step 5: Solve for x
    x = 6,646,320,940.30/110,289.66
  6. Step 6: Final answer
    x = 60,262.41

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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.