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Finding the Fourth Proportional to 89,157.89, 133,754.35 and 32,998.48

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Solution

The fourth proportional to 89,157.89, 133,754.35 and 32,998.48 is: 49,504.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,157.89 : 133,754.35 = 32,998.48 : x
  2. Step 2: Convert to fraction form
    89,157.89/133,754.35 = 32,998.48/x
  3. Step 3: Cross multiply
    89,157.89x = 133,754.35 × 32,998.48
  4. Step 4: Simplify right side
    89,157.89x = 4,413,690,423.09
  5. Step 5: Solve for x
    x = 4,413,690,423.09/89,157.89
  6. Step 6: Final answer
    x = 49,504.21

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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.