Home / 209,301.12-313,951.68-59,556.96

Finding the Fourth Proportional to 209,301.12, 313,951.68 and 59,556.96

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Solution

The fourth proportional to 209,301.12, 313,951.68 and 59,556.96 is: 89,335.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,301.12 : 313,951.68 = 59,556.96 : x
  2. Step 2: Convert to fraction form
    209,301.12/313,951.68 = 59,556.96/x
  3. Step 3: Cross multiply
    209,301.12x = 313,951.68 × 59,556.96
  4. Step 4: Simplify right side
    209,301.12x = 18,698,007,647.69
  5. Step 5: Solve for x
    x = 18,698,007,647.69/209,301.12
  6. Step 6: Final answer
    x = 89,335.44

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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.