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Finding the Fourth Proportional to 62,137.76, 85,750.24 and 33,843.36

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Solution

The fourth proportional to 62,137.76, 85,750.24 and 33,843.36 is: 46,703.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,137.76 : 85,750.24 = 33,843.36 : x
  2. Step 2: Convert to fraction form
    62,137.76/85,750.24 = 33,843.36/x
  3. Step 3: Cross multiply
    62,137.76x = 85,750.24 × 33,843.36
  4. Step 4: Simplify right side
    62,137.76x = 2,902,076,242.41
  5. Step 5: Solve for x
    x = 2,902,076,242.41/62,137.76
  6. Step 6: Final answer
    x = 46,703.91

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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.