Home / 73,132.72-109,676.32-26,379.52

Finding the Fourth Proportional to 73,132.72, 109,676.32 and 26,379.52

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Solution

The fourth proportional to 73,132.72, 109,676.32 and 26,379.52 is: 39,561.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,132.72 : 109,676.32 = 26,379.52 : x
  2. Step 2: Convert to fraction form
    73,132.72/109,676.32 = 26,379.52/x
  3. Step 3: Cross multiply
    73,132.72x = 109,676.32 × 26,379.52
  4. Step 4: Simplify right side
    73,132.72x = 2,893,208,676.97
  5. Step 5: Solve for x
    x = 2,893,208,676.97/73,132.72
  6. Step 6: Final answer
    x = 39,561.07

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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.