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Finding the Fourth Proportional to 133,522.80, 200,397.60 and 54,693.60

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Solution

The fourth proportional to 133,522.80, 200,397.60 and 54,693.60 is: 82,086.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,522.80 : 200,397.60 = 54,693.60 : x
  2. Step 2: Convert to fraction form
    133,522.80/200,397.60 = 54,693.60/x
  3. Step 3: Cross multiply
    133,522.80x = 200,397.60 × 54,693.60
  4. Step 4: Simplify right side
    133,522.80x = 10,960,466,175.36
  5. Step 5: Solve for x
    x = 10,960,466,175.36/133,522.80
  6. Step 6: Final answer
    x = 82,086.85

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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.