Home / 110,308.38-165,480.78-43,748.82

Finding the Fourth Proportional to 110,308.38, 165,480.78 and 43,748.82

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Solution

The fourth proportional to 110,308.38, 165,480.78 and 43,748.82 is: 65,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,308.38 : 165,480.78 = 43,748.82 : x
  2. Step 2: Convert to fraction form
    110,308.38/165,480.78 = 43,748.82/x
  3. Step 3: Cross multiply
    110,308.38x = 165,480.78 × 43,748.82
  4. Step 4: Simplify right side
    110,308.38x = 7,239,588,857.68
  5. Step 5: Solve for x
    x = 7,239,588,857.68/110,308.38
  6. Step 6: Final answer
    x = 65,630.45

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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.