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Finding the Fourth Proportional to 89,161.89, 133,760.35 and 33,002.48

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Solution

The fourth proportional to 89,161.89, 133,760.35 and 33,002.48 is: 49,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,161.89 : 133,760.35 = 33,002.48 : x
  2. Step 2: Convert to fraction form
    89,161.89/133,760.35 = 33,002.48/x
  3. Step 3: Cross multiply
    89,161.89x = 133,760.35 × 33,002.48
  4. Step 4: Simplify right side
    89,161.89x = 4,414,423,275.67
  5. Step 5: Solve for x
    x = 4,414,423,275.67/89,161.89
  6. Step 6: Final answer
    x = 49,510.20

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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.