Home / 96,972.54-133,669.62-88,836.90

Finding the Fourth Proportional to 96,972.54, 133,669.62 and 88,836.90

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Solution

The fourth proportional to 96,972.54, 133,669.62 and 88,836.90 is: 122,455.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,972.54 : 133,669.62 = 88,836.90 : x
  2. Step 2: Convert to fraction form
    96,972.54/133,669.62 = 88,836.90/x
  3. Step 3: Cross multiply
    96,972.54x = 133,669.62 × 88,836.90
  4. Step 4: Simplify right side
    96,972.54x = 11,874,794,664.98
  5. Step 5: Solve for x
    x = 11,874,794,664.98/96,972.54
  6. Step 6: Final answer
    x = 122,455.23

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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.