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Finding the Fourth Proportional to 89,208.48, 133,805.88 and 33,022.20

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Solution

The fourth proportional to 89,208.48, 133,805.88 and 33,022.20 is: 49,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,208.48 : 133,805.88 = 33,022.20 : x
  2. Step 2: Convert to fraction form
    89,208.48/133,805.88 = 33,022.20/x
  3. Step 3: Cross multiply
    89,208.48x = 133,805.88 × 33,022.20
  4. Step 4: Simplify right side
    89,208.48x = 4,418,564,530.54
  5. Step 5: Solve for x
    x = 4,418,564,530.54/89,208.48
  6. Step 6: Final answer
    x = 49,530.77

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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.