Home / 165,682.86-248,375.25-60,428.22

Finding the Fourth Proportional to 165,682.86, 248,375.25 and 60,428.22

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Solution

The fourth proportional to 165,682.86, 248,375.25 and 60,428.22 is: 90,587.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,682.86 : 248,375.25 = 60,428.22 : x
  2. Step 2: Convert to fraction form
    165,682.86/248,375.25 = 60,428.22/x
  3. Step 3: Cross multiply
    165,682.86x = 248,375.25 × 60,428.22
  4. Step 4: Simplify right side
    165,682.86x = 15,008,874,249.56
  5. Step 5: Solve for x
    x = 15,008,874,249.56/165,682.86
  6. Step 6: Final answer
    x = 90,587.97

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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.