Home / 209,294.82-313,521.39-96,817.14

Finding the Fourth Proportional to 209,294.82, 313,521.39 and 96,817.14

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Solution

The fourth proportional to 209,294.82, 313,521.39 and 96,817.14 is: 145,031.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,294.82 : 313,521.39 = 96,817.14 : x
  2. Step 2: Convert to fraction form
    209,294.82/313,521.39 = 96,817.14/x
  3. Step 3: Cross multiply
    209,294.82x = 313,521.39 × 96,817.14
  4. Step 4: Simplify right side
    209,294.82x = 30,354,244,308.62
  5. Step 5: Solve for x
    x = 30,354,244,308.62/209,294.82
  6. Step 6: Final answer
    x = 145,031.03

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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.