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Finding the Fourth Proportional to 48,887.91, 73,233.45 and 33,912.45

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Solution

The fourth proportional to 48,887.91, 73,233.45 and 33,912.45 is: 50,800.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,887.91 : 73,233.45 = 33,912.45 : x
  2. Step 2: Convert to fraction form
    48,887.91/73,233.45 = 33,912.45/x
  3. Step 3: Cross multiply
    48,887.91x = 73,233.45 × 33,912.45
  4. Step 4: Simplify right side
    48,887.91x = 2,483,525,711.45
  5. Step 5: Solve for x
    x = 2,483,525,711.45/48,887.91
  6. Step 6: Final answer
    x = 50,800.41

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1.5x scale

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.