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Finding the Fourth Proportional to 62,959.58, 86,874.09 and 36,096.74

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Solution

The fourth proportional to 62,959.58, 86,874.09 and 36,096.74 is: 49,807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,959.58 : 86,874.09 = 36,096.74 : x
  2. Step 2: Convert to fraction form
    62,959.58/86,874.09 = 36,096.74/x
  3. Step 3: Cross multiply
    62,959.58x = 86,874.09 × 36,096.74
  4. Step 4: Simplify right side
    62,959.58x = 3,135,871,439.47
  5. Step 5: Solve for x
    x = 3,135,871,439.47/62,959.58
  6. Step 6: Final answer
    x = 49,807.69

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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.