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Finding the Fourth Proportional to 66,923.73, 100,394.87 and 22,563.18

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Solution

The fourth proportional to 66,923.73, 100,394.87 and 22,563.18 is: 33,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,923.73 : 100,394.87 = 22,563.18 : x
  2. Step 2: Convert to fraction form
    66,923.73/100,394.87 = 22,563.18/x
  3. Step 3: Cross multiply
    66,923.73x = 100,394.87 × 22,563.18
  4. Step 4: Simplify right side
    66,923.73x = 2,265,227,410.07
  5. Step 5: Solve for x
    x = 2,265,227,410.07/66,923.73
  6. Step 6: Final answer
    x = 33,847.90

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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.