Home / 110,147.43-165,127.53-43,634.37

Finding the Fourth Proportional to 110,147.43, 165,127.53 and 43,634.37

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Solution

The fourth proportional to 110,147.43, 165,127.53 and 43,634.37 is: 65,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,147.43 : 165,127.53 = 43,634.37 : x
  2. Step 2: Convert to fraction form
    110,147.43/165,127.53 = 43,634.37/x
  3. Step 3: Cross multiply
    110,147.43x = 165,127.53 × 43,634.37
  4. Step 4: Simplify right side
    110,147.43x = 7,205,235,741.21
  5. Step 5: Solve for x
    x = 7,205,235,741.21/110,147.43
  6. Step 6: Final answer
    x = 65,414.47

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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.