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Finding the Fourth Proportional to 60,714.36, 83,786.27 and 33,858.61

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Solution

The fourth proportional to 60,714.36, 83,786.27 and 33,858.61 is: 46,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,714.36 : 83,786.27 = 33,858.61 : x
  2. Step 2: Convert to fraction form
    60,714.36/83,786.27 = 33,858.61/x
  3. Step 3: Cross multiply
    60,714.36x = 83,786.27 × 33,858.61
  4. Step 4: Simplify right side
    60,714.36x = 2,836,886,260.53
  5. Step 5: Solve for x
    x = 2,836,886,260.53/60,714.36
  6. Step 6: Final answer
    x = 46,725.13

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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.