Home / 89,242.21-123,155.88-48,958.03

Finding the Fourth Proportional to 89,242.21, 123,155.88 and 48,958.03

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Solution

The fourth proportional to 89,242.21, 123,155.88 and 48,958.03 is: 67,562.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,242.21 : 123,155.88 = 48,958.03 : x
  2. Step 2: Convert to fraction form
    89,242.21/123,155.88 = 48,958.03/x
  3. Step 3: Cross multiply
    89,242.21x = 123,155.88 × 48,958.03
  4. Step 4: Simplify right side
    89,242.21x = 6,029,468,651.94
  5. Step 5: Solve for x
    x = 6,029,468,651.94/89,242.21
  6. Step 6: Final answer
    x = 67,562.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.