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Finding the Fourth Proportional to 89,864.52, 134,799.94 and 33,698.92

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Solution

The fourth proportional to 89,864.52, 134,799.94 and 33,698.92 is: 50,549.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,864.52 : 134,799.94 = 33,698.92 : x
  2. Step 2: Convert to fraction form
    89,864.52/134,799.94 = 33,698.92/x
  3. Step 3: Cross multiply
    89,864.52x = 134,799.94 × 33,698.92
  4. Step 4: Simplify right side
    89,864.52x = 4,542,612,394.06
  5. Step 5: Solve for x
    x = 4,542,612,394.06/89,864.52
  6. Step 6: Final answer
    x = 50,549.56

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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.