Home / 110,221.68-165,239.04-43,708.80

Finding the Fourth Proportional to 110,221.68, 165,239.04 and 43,708.80

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Solution

The fourth proportional to 110,221.68, 165,239.04 and 43,708.80 is: 65,526.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,221.68 : 165,239.04 = 43,708.80 : x
  2. Step 2: Convert to fraction form
    110,221.68/165,239.04 = 43,708.80/x
  3. Step 3: Cross multiply
    110,221.68x = 165,239.04 × 43,708.80
  4. Step 4: Simplify right side
    110,221.68x = 7,222,400,151.55
  5. Step 5: Solve for x
    x = 7,222,400,151.55/110,221.68
  6. Step 6: Final answer
    x = 65,526.13

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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.