Home / 51,035.31-76,542.94-48,503.60

Finding the Fourth Proportional to 51,035.31, 76,542.94 and 48,503.60

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Solution

The fourth proportional to 51,035.31, 76,542.94 and 48,503.60 is: 72,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,035.31 : 76,542.94 = 48,503.60 : x
  2. Step 2: Convert to fraction form
    51,035.31/76,542.94 = 48,503.60/x
  3. Step 3: Cross multiply
    51,035.31x = 76,542.94 × 48,503.60
  4. Step 4: Simplify right side
    51,035.31x = 3,712,608,214.68
  5. Step 5: Solve for x
    x = 3,712,608,214.68/51,035.31
  6. Step 6: Final answer
    x = 72,745.87

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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.