Home / 83,676.86-125,521.06-33,757.38

Finding the Fourth Proportional to 83,676.86, 125,521.06 and 33,757.38

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Solution

The fourth proportional to 83,676.86, 125,521.06 and 33,757.38 is: 50,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,676.86 : 125,521.06 = 33,757.38 : x
  2. Step 2: Convert to fraction form
    83,676.86/125,521.06 = 33,757.38/x
  3. Step 3: Cross multiply
    83,676.86x = 125,521.06 × 33,757.38
  4. Step 4: Simplify right side
    83,676.86x = 4,237,262,120.42
  5. Step 5: Solve for x
    x = 4,237,262,120.42/83,676.86
  6. Step 6: Final answer
    x = 50,638.40

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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.