Home / 209,942.85-314,819.49-60,148.83

Finding the Fourth Proportional to 209,942.85, 314,819.49 and 60,148.83

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Solution

The fourth proportional to 209,942.85, 314,819.49 and 60,148.83 is: 90,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,942.85 : 314,819.49 = 60,148.83 : x
  2. Step 2: Convert to fraction form
    209,942.85/314,819.49 = 60,148.83/x
  3. Step 3: Cross multiply
    209,942.85x = 314,819.49 × 60,148.83
  4. Step 4: Simplify right side
    209,942.85x = 18,936,023,984.70
  5. Step 5: Solve for x
    x = 18,936,023,984.70/209,942.85
  6. Step 6: Final answer
    x = 90,196.09

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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.