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Finding the Fourth Proportional to 133,611.12, 200,144.52 and 63,277.20

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Solution

The fourth proportional to 133,611.12, 200,144.52 and 63,277.20 is: 94,786.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,611.12 : 200,144.52 = 63,277.20 : x
  2. Step 2: Convert to fraction form
    133,611.12/200,144.52 = 63,277.20/x
  3. Step 3: Cross multiply
    133,611.12x = 200,144.52 × 63,277.20
  4. Step 4: Simplify right side
    133,611.12x = 12,664,584,820.94
  5. Step 5: Solve for x
    x = 12,664,584,820.94/133,611.12
  6. Step 6: Final answer
    x = 94,786.91

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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.