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Finding the Fourth Proportional to 57,753, 86,664.06 and 24,921

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Solution

The fourth proportional to 57,753, 86,664.06 and 24,921 is: 37,396.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,753 : 86,664.06 = 24,921 : x
  2. Step 2: Convert to fraction form
    57,753/86,664.06 = 24,921/x
  3. Step 3: Cross multiply
    57,753x = 86,664.06 × 24,921
  4. Step 4: Simplify right side
    57,753x = 2,159,755,039.26
  5. Step 5: Solve for x
    x = 2,159,755,039.26/57,753
  6. Step 6: Final answer
    x = 37,396.41

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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.