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Finding the Fourth Proportional to 51,397.48, 76,885.02 and 41,029.48

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Solution

The fourth proportional to 51,397.48, 76,885.02 and 41,029.48 is: 61,375.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,397.48 : 76,885.02 = 41,029.48 : x
  2. Step 2: Convert to fraction form
    51,397.48/76,885.02 = 41,029.48/x
  3. Step 3: Cross multiply
    51,397.48x = 76,885.02 × 41,029.48
  4. Step 4: Simplify right side
    51,397.48x = 3,154,552,390.39
  5. Step 5: Solve for x
    x = 3,154,552,390.39/51,397.48
  6. Step 6: Final answer
    x = 61,375.62

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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.