Home / 82,725.45-124,076.46-26,558.17

Finding the Fourth Proportional to 82,725.45, 124,076.46 and 26,558.17

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Solution

The fourth proportional to 82,725.45, 124,076.46 and 26,558.17 is: 39,833.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,725.45 : 124,076.46 = 26,558.17 : x
  2. Step 2: Convert to fraction form
    82,725.45/124,076.46 = 26,558.17/x
  3. Step 3: Cross multiply
    82,725.45x = 124,076.46 × 26,558.17
  4. Step 4: Simplify right side
    82,725.45x = 3,295,243,717.68
  5. Step 5: Solve for x
    x = 3,295,243,717.68/82,725.45
  6. Step 6: Final answer
    x = 39,833.49

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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.