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Finding the Fourth Proportional to 133,412.58, 200,104.08 and 33,572.80

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Solution

The fourth proportional to 133,412.58, 200,104.08 and 33,572.80 is: 50,355.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,412.58 : 200,104.08 = 33,572.80 : x
  2. Step 2: Convert to fraction form
    133,412.58/200,104.08 = 33,572.80/x
  3. Step 3: Cross multiply
    133,412.58x = 200,104.08 × 33,572.80
  4. Step 4: Simplify right side
    133,412.58x = 6,718,054,257.02
  5. Step 5: Solve for x
    x = 6,718,054,257.02/133,412.58
  6. Step 6: Final answer
    x = 50,355.48

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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.