Home / 52,060.36-78,121.64-47,825.44

Finding the Fourth Proportional to 52,060.36, 78,121.64 and 47,825.44

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Solution

The fourth proportional to 52,060.36, 78,121.64 and 47,825.44 is: 71,766.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,060.36 : 78,121.64 = 47,825.44 : x
  2. Step 2: Convert to fraction form
    52,060.36/78,121.64 = 47,825.44/x
  3. Step 3: Cross multiply
    52,060.36x = 78,121.64 × 47,825.44
  4. Step 4: Simplify right side
    52,060.36x = 3,736,201,806.52
  5. Step 5: Solve for x
    x = 3,736,201,806.52/52,060.36
  6. Step 6: Final answer
    x = 71,766.73

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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.