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Finding the Fourth Proportional to 66,973.00, 92,422.16 and 36,759.60

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Solution

The fourth proportional to 66,973.00, 92,422.16 and 36,759.60 is: 50,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,973.00 : 92,422.16 = 36,759.60 : x
  2. Step 2: Convert to fraction form
    66,973.00/92,422.16 = 36,759.60/x
  3. Step 3: Cross multiply
    66,973.00x = 92,422.16 × 36,759.60
  4. Step 4: Simplify right side
    66,973.00x = 3,397,401,533.62
  5. Step 5: Solve for x
    x = 3,397,401,533.62/66,973.00
  6. Step 6: Final answer
    x = 50,727.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.