Home / 62,845.92-86,725.86-34,164.78

Finding the Fourth Proportional to 62,845.92, 86,725.86 and 34,164.78

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Solution

The fourth proportional to 62,845.92, 86,725.86 and 34,164.78 is: 47,146.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,845.92 : 86,725.86 = 34,164.78 : x
  2. Step 2: Convert to fraction form
    62,845.92/86,725.86 = 34,164.78/x
  3. Step 3: Cross multiply
    62,845.92x = 86,725.86 × 34,164.78
  4. Step 4: Simplify right side
    62,845.92x = 2,962,969,927.21
  5. Step 5: Solve for x
    x = 2,962,969,927.21/62,845.92
  6. Step 6: Final answer
    x = 47,146.58

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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.