Home / 51,517.92-77,150.16-25,137.60

Finding the Fourth Proportional to 51,517.92, 77,150.16 and 25,137.60

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Solution

The fourth proportional to 51,517.92, 77,150.16 and 25,137.60 is: 37,644.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,517.92 : 77,150.16 = 25,137.60 : x
  2. Step 2: Convert to fraction form
    51,517.92/77,150.16 = 25,137.60/x
  3. Step 3: Cross multiply
    51,517.92x = 77,150.16 × 25,137.60
  4. Step 4: Simplify right side
    51,517.92x = 1,939,369,862.02
  5. Step 5: Solve for x
    x = 1,939,369,862.02/51,517.92
  6. Step 6: Final answer
    x = 37,644.57

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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.