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Finding the Fourth Proportional to 66,859.73, 100,304.74 and 22,485.27

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Solution

The fourth proportional to 66,859.73, 100,304.74 and 22,485.27 is: 33,732.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,859.73 : 100,304.74 = 22,485.27 : x
  2. Step 2: Convert to fraction form
    66,859.73/100,304.74 = 22,485.27/x
  3. Step 3: Cross multiply
    66,859.73x = 100,304.74 × 22,485.27
  4. Step 4: Simplify right side
    66,859.73x = 2,255,378,728.82
  5. Step 5: Solve for x
    x = 2,255,378,728.82/66,859.73
  6. Step 6: Final answer
    x = 33,732.99

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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.