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Finding the Fourth Proportional to 89,497.05, 134,210.42 and 33,306.42

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Solution

The fourth proportional to 89,497.05, 134,210.42 and 33,306.42 is: 49,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,497.05 : 134,210.42 = 33,306.42 : x
  2. Step 2: Convert to fraction form
    89,497.05/134,210.42 = 33,306.42/x
  3. Step 3: Cross multiply
    89,497.05x = 134,210.42 × 33,306.42
  4. Step 4: Simplify right side
    89,497.05x = 4,470,067,946.15
  5. Step 5: Solve for x
    x = 4,470,067,946.15/89,497.05
  6. Step 6: Final answer
    x = 49,946.54

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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.