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Finding the Fourth Proportional to 48,211.48, 72,192.60 and 33,264.68

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Solution

The fourth proportional to 48,211.48, 72,192.60 and 33,264.68 is: 49,811.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,211.48 : 72,192.60 = 33,264.68 : x
  2. Step 2: Convert to fraction form
    48,211.48/72,192.60 = 33,264.68/x
  3. Step 3: Cross multiply
    48,211.48x = 72,192.60 × 33,264.68
  4. Step 4: Simplify right side
    48,211.48x = 2,401,463,737.37
  5. Step 5: Solve for x
    x = 2,401,463,737.37/48,211.48
  6. Step 6: Final answer
    x = 49,811.04

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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.