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Finding the Fourth Proportional to 51,195.52, 76,835.52 and 39,579.52

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Solution

The fourth proportional to 51,195.52, 76,835.52 and 39,579.52 is: 59,401.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,195.52 : 76,835.52 = 39,579.52 : x
  2. Step 2: Convert to fraction form
    51,195.52/76,835.52 = 39,579.52/x
  3. Step 3: Cross multiply
    51,195.52x = 76,835.52 × 39,579.52
  4. Step 4: Simplify right side
    51,195.52x = 3,041,113,000.55
  5. Step 5: Solve for x
    x = 3,041,113,000.55/51,195.52
  6. Step 6: Final answer
    x = 59,401.94

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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.