Home / 51,255.60-76,883.40-50,737.20

Finding the Fourth Proportional to 51,255.60, 76,883.40 and 50,737.20

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Solution

The fourth proportional to 51,255.60, 76,883.40 and 50,737.20 is: 76,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,255.60 : 76,883.40 = 50,737.20 : x
  2. Step 2: Convert to fraction form
    51,255.60/76,883.40 = 50,737.20/x
  3. Step 3: Cross multiply
    51,255.60x = 76,883.40 × 50,737.20
  4. Step 4: Simplify right side
    51,255.60x = 3,900,848,442.48
  5. Step 5: Solve for x
    x = 3,900,848,442.48/51,255.60
  6. Step 6: Final answer
    x = 76,105.80

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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.