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Finding the Fourth Proportional to 52,297.28, 72,168.48 and 29,936.96

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Solution

The fourth proportional to 52,297.28, 72,168.48 and 29,936.96 is: 41,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,297.28 : 72,168.48 = 29,936.96 : x
  2. Step 2: Convert to fraction form
    52,297.28/72,168.48 = 29,936.96/x
  3. Step 3: Cross multiply
    52,297.28x = 72,168.48 × 29,936.96
  4. Step 4: Simplify right side
    52,297.28x = 2,160,504,899.02
  5. Step 5: Solve for x
    x = 2,160,504,899.02/52,297.28
  6. Step 6: Final answer
    x = 41,311.99

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1.5x scale

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.