Home / 84,507.88-116,644.14-50,539.72

Finding the Fourth Proportional to 84,507.88, 116,644.14 and 50,539.72

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Solution

The fourth proportional to 84,507.88, 116,644.14 and 50,539.72 is: 69,758.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,507.88 : 116,644.14 = 50,539.72 : x
  2. Step 2: Convert to fraction form
    84,507.88/116,644.14 = 50,539.72/x
  3. Step 3: Cross multiply
    84,507.88x = 116,644.14 × 50,539.72
  4. Step 4: Simplify right side
    84,507.88x = 5,895,162,175.24
  5. Step 5: Solve for x
    x = 5,895,162,175.24/84,507.88
  6. Step 6: Final answer
    x = 69,758.73

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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.