Home / 77,282.22-115,933.04-27,350.58

Finding the Fourth Proportional to 77,282.22, 115,933.04 and 27,350.58

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Solution

The fourth proportional to 77,282.22, 115,933.04 and 27,350.58 is: 41,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,282.22 : 115,933.04 = 27,350.58 : x
  2. Step 2: Convert to fraction form
    77,282.22/115,933.04 = 27,350.58/x
  3. Step 3: Cross multiply
    77,282.22x = 115,933.04 × 27,350.58
  4. Step 4: Simplify right side
    77,282.22x = 3,170,835,885.16
  5. Step 5: Solve for x
    x = 3,170,835,885.16/77,282.22
  6. Step 6: Final answer
    x = 41,029.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.