Home / 89,743.19-123,846.44-49,458.42

Finding the Fourth Proportional to 89,743.19, 123,846.44 and 49,458.42

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Solution

The fourth proportional to 89,743.19, 123,846.44 and 49,458.42 is: 68,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,743.19 : 123,846.44 = 49,458.42 : x
  2. Step 2: Convert to fraction form
    89,743.19/123,846.44 = 49,458.42/x
  3. Step 3: Cross multiply
    89,743.19x = 123,846.44 × 49,458.42
  4. Step 4: Simplify right side
    89,743.19x = 6,125,248,997.73
  5. Step 5: Solve for x
    x = 6,125,248,997.73/89,743.19
  6. Step 6: Final answer
    x = 68,253.08

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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.