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Finding the Fourth Proportional to 66,924.36, 100,395.80 and 22,563.80

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Solution

The fourth proportional to 66,924.36, 100,395.80 and 22,563.80 is: 33,848.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,924.36 : 100,395.80 = 22,563.80 : x
  2. Step 2: Convert to fraction form
    66,924.36/100,395.80 = 22,563.80/x
  3. Step 3: Cross multiply
    66,924.36x = 100,395.80 × 22,563.80
  4. Step 4: Simplify right side
    66,924.36x = 2,265,310,752.04
  5. Step 5: Solve for x
    x = 2,265,310,752.04/66,924.36
  6. Step 6: Final answer
    x = 33,848.82

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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.