Home / 110,748.78-166,125.51-39,676.03

Finding the Fourth Proportional to 110,748.78, 166,125.51 and 39,676.03

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Solution

The fourth proportional to 110,748.78, 166,125.51 and 39,676.03 is: 59,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,748.78 : 166,125.51 = 39,676.03 : x
  2. Step 2: Convert to fraction form
    110,748.78/166,125.51 = 39,676.03/x
  3. Step 3: Cross multiply
    110,748.78x = 166,125.51 × 39,676.03
  4. Step 4: Simplify right side
    110,748.78x = 6,591,200,303.21
  5. Step 5: Solve for x
    x = 6,591,200,303.21/110,748.78
  6. Step 6: Final answer
    x = 59,514.88

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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.