Home / 165,578.25-248,404.40-60,397.22

Finding the Fourth Proportional to 165,578.25, 248,404.40 and 60,397.22

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Solution

The fourth proportional to 165,578.25, 248,404.40 and 60,397.22 is: 90,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,578.25 : 248,404.40 = 60,397.22 : x
  2. Step 2: Convert to fraction form
    165,578.25/248,404.40 = 60,397.22/x
  3. Step 3: Cross multiply
    165,578.25x = 248,404.40 × 60,397.22
  4. Step 4: Simplify right side
    165,578.25x = 15,002,935,195.77
  5. Step 5: Solve for x
    x = 15,002,935,195.77/165,578.25
  6. Step 6: Final answer
    x = 90,609.34

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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.