Home / 89,242.84-123,156.76-48,958.66

Finding the Fourth Proportional to 89,242.84, 123,156.76 and 48,958.66

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Solution

The fourth proportional to 89,242.84, 123,156.76 and 48,958.66 is: 67,563.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,242.84 : 123,156.76 = 48,958.66 : x
  2. Step 2: Convert to fraction form
    89,242.84/123,156.76 = 48,958.66/x
  3. Step 3: Cross multiply
    89,242.84x = 123,156.76 × 48,958.66
  4. Step 4: Simplify right side
    89,242.84x = 6,029,589,939.54
  5. Step 5: Solve for x
    x = 6,029,589,939.54/89,242.84
  6. Step 6: Final answer
    x = 67,563.85

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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.