Home / 64,286.07-96,435.45-22,160.61

Finding the Fourth Proportional to 64,286.07, 96,435.45 and 22,160.61

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Solution

The fourth proportional to 64,286.07, 96,435.45 and 22,160.61 is: 33,243.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,286.07 : 96,435.45 = 22,160.61 : x
  2. Step 2: Convert to fraction form
    64,286.07/96,435.45 = 22,160.61/x
  3. Step 3: Cross multiply
    64,286.07x = 96,435.45 × 22,160.61
  4. Step 4: Simplify right side
    64,286.07x = 2,137,067,915.45
  5. Step 5: Solve for x
    x = 2,137,067,915.45/64,286.07
  6. Step 6: Final answer
    x = 33,243.09

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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.