Home / 77,214.97-115,795.31-23,163.53

Finding the Fourth Proportional to 77,214.97, 115,795.31 and 23,163.53

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Solution

The fourth proportional to 77,214.97, 115,795.31 and 23,163.53 is: 34,737.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,214.97 : 115,795.31 = 23,163.53 : x
  2. Step 2: Convert to fraction form
    77,214.97/115,795.31 = 23,163.53/x
  3. Step 3: Cross multiply
    77,214.97x = 115,795.31 × 23,163.53
  4. Step 4: Simplify right side
    77,214.97x = 2,682,228,484.44
  5. Step 5: Solve for x
    x = 2,682,228,484.44/77,214.97
  6. Step 6: Final answer
    x = 34,737.16

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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.