Home / 134,097.96-200,910.50-70,778.60

Finding the Fourth Proportional to 134,097.96, 200,910.50 and 70,778.60

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Solution

The fourth proportional to 134,097.96, 200,910.50 and 70,778.60 is: 106,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,097.96 : 200,910.50 = 70,778.60 : x
  2. Step 2: Convert to fraction form
    134,097.96/200,910.50 = 70,778.60/x
  3. Step 3: Cross multiply
    134,097.96x = 200,910.50 × 70,778.60
  4. Step 4: Simplify right side
    134,097.96x = 14,220,162,556.85
  5. Step 5: Solve for x
    x = 14,220,162,556.85/134,097.96
  6. Step 6: Final answer
    x = 106,043.09

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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.