Home / 110,306.72-165,427.20-40,169.63

Finding the Fourth Proportional to 110,306.72, 165,427.20 and 40,169.63

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Solution

The fourth proportional to 110,306.72, 165,427.20 and 40,169.63 is: 60,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,306.72 : 165,427.20 = 40,169.63 : x
  2. Step 2: Convert to fraction form
    110,306.72/165,427.20 = 40,169.63/x
  3. Step 3: Cross multiply
    110,306.72x = 165,427.20 × 40,169.63
  4. Step 4: Simplify right side
    110,306.72x = 6,645,148,588.80
  5. Step 5: Solve for x
    x = 6,645,148,588.80/110,306.72
  6. Step 6: Final answer
    x = 60,242.47

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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.