Home / 52,556.20-78,704.70-34,930.60

Finding the Fourth Proportional to 52,556.20, 78,704.70 and 34,930.60

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Solution

The fourth proportional to 52,556.20, 78,704.70 and 34,930.60 is: 52,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,556.20 : 78,704.70 = 34,930.60 : x
  2. Step 2: Convert to fraction form
    52,556.20/78,704.70 = 34,930.60/x
  3. Step 3: Cross multiply
    52,556.20x = 78,704.70 × 34,930.60
  4. Step 4: Simplify right side
    52,556.20x = 2,749,202,393.82
  5. Step 5: Solve for x
    x = 2,749,202,393.82/52,556.20
  6. Step 6: Final answer
    x = 52,309.76

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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.