Home / 89,766.93-123,879.21-49,482.27

Finding the Fourth Proportional to 89,766.93, 123,879.21 and 49,482.27

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Solution

The fourth proportional to 89,766.93, 123,879.21 and 49,482.27 is: 68,286.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,766.93 : 123,879.21 = 49,482.27 : x
  2. Step 2: Convert to fraction form
    89,766.93/123,879.21 = 49,482.27/x
  3. Step 3: Cross multiply
    89,766.93x = 123,879.21 × 49,482.27
  4. Step 4: Simplify right side
    89,766.93x = 6,129,824,516.61
  5. Step 5: Solve for x
    x = 6,129,824,516.61/89,766.93
  6. Step 6: Final answer
    x = 68,286.00

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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.