Home / 69,013.78-95,242.44-42,151.94

Finding the Fourth Proportional to 69,013.78, 95,242.44 and 42,151.94

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Solution

The fourth proportional to 69,013.78, 95,242.44 and 42,151.94 is: 58,171.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,013.78 : 95,242.44 = 42,151.94 : x
  2. Step 2: Convert to fraction form
    69,013.78/95,242.44 = 42,151.94/x
  3. Step 3: Cross multiply
    69,013.78x = 95,242.44 × 42,151.94
  4. Step 4: Simplify right side
    69,013.78x = 4,014,653,616.33
  5. Step 5: Solve for x
    x = 4,014,653,616.33/69,013.78
  6. Step 6: Final answer
    x = 58,171.77

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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.