Home / 61,163.96-84,370.32-38,467.04

Finding the Fourth Proportional to 61,163.96, 84,370.32 and 38,467.04

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Solution

The fourth proportional to 61,163.96, 84,370.32 and 38,467.04 is: 53,061.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,163.96 : 84,370.32 = 38,467.04 : x
  2. Step 2: Convert to fraction form
    61,163.96/84,370.32 = 38,467.04/x
  3. Step 3: Cross multiply
    61,163.96x = 84,370.32 × 38,467.04
  4. Step 4: Simplify right side
    61,163.96x = 3,245,476,474.25
  5. Step 5: Solve for x
    x = 3,245,476,474.25/61,163.96
  6. Step 6: Final answer
    x = 53,061.91

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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.