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Finding the Fourth Proportional to 48,662.40, 73,004.40 and 22,360.80

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Solution

The fourth proportional to 48,662.40, 73,004.40 and 22,360.80 is: 33,546.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,662.40 : 73,004.40 = 22,360.80 : x
  2. Step 2: Convert to fraction form
    48,662.40/73,004.40 = 22,360.80/x
  3. Step 3: Cross multiply
    48,662.40x = 73,004.40 × 22,360.80
  4. Step 4: Simplify right side
    48,662.40x = 1,632,436,787.52
  5. Step 5: Solve for x
    x = 1,632,436,787.52/48,662.40
  6. Step 6: Final answer
    x = 33,546.16

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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.