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Finding the Fourth Proportional to 89,183.32, 133,797.30 and 62,939.32

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Solution

The fourth proportional to 89,183.32, 133,797.30 and 62,939.32 is: 94,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,183.32 : 133,797.30 = 62,939.32 : x
  2. Step 2: Convert to fraction form
    89,183.32/133,797.30 = 62,939.32/x
  3. Step 3: Cross multiply
    89,183.32x = 133,797.30 × 62,939.32
  4. Step 4: Simplify right side
    89,183.32x = 8,421,111,079.84
  5. Step 5: Solve for x
    x = 8,421,111,079.84/89,183.32
  6. Step 6: Final answer
    x = 94,424.73

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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.