Home / 75,676.01-113,339.05-73,051.61

Finding the Fourth Proportional to 75,676.01, 113,339.05 and 73,051.61

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Solution

The fourth proportional to 75,676.01, 113,339.05 and 73,051.61 is: 109,408.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,676.01 : 113,339.05 = 73,051.61 : x
  2. Step 2: Convert to fraction form
    75,676.01/113,339.05 = 73,051.61/x
  3. Step 3: Cross multiply
    75,676.01x = 113,339.05 × 73,051.61
  4. Step 4: Simplify right side
    75,676.01x = 8,279,599,329.05
  5. Step 5: Solve for x
    x = 8,279,599,329.05/75,676.01
  6. Step 6: Final answer
    x = 109,408.52

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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.