Home / 72,608.05-108,908.14-22,682.41

Finding the Fourth Proportional to 72,608.05, 108,908.14 and 22,682.41

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Solution

The fourth proportional to 72,608.05, 108,908.14 and 22,682.41 is: 34,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,608.05 : 108,908.14 = 22,682.41 : x
  2. Step 2: Convert to fraction form
    72,608.05/108,908.14 = 22,682.41/x
  3. Step 3: Cross multiply
    72,608.05x = 108,908.14 × 22,682.41
  4. Step 4: Simplify right side
    72,608.05x = 2,470,299,083.82
  5. Step 5: Solve for x
    x = 2,470,299,083.82/72,608.05
  6. Step 6: Final answer
    x = 34,022.39

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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.