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Finding the Fourth Proportional to 49,066.40, 73,599.60 and 43,997.60

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Solution

The fourth proportional to 49,066.40, 73,599.60 and 43,997.60 is: 65,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,066.40 : 73,599.60 = 43,997.60 : x
  2. Step 2: Convert to fraction form
    49,066.40/73,599.60 = 43,997.60/x
  3. Step 3: Cross multiply
    49,066.40x = 73,599.60 × 43,997.60
  4. Step 4: Simplify right side
    49,066.40x = 3,238,205,760.96
  5. Step 5: Solve for x
    x = 3,238,205,760.96/49,066.40
  6. Step 6: Final answer
    x = 65,996.40

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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.