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Finding the Fourth Proportional to 63,579.82, 87,751.02 and 36,717.52

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Solution

The fourth proportional to 63,579.82, 87,751.02 and 36,717.52 is: 50,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,579.82 : 87,751.02 = 36,717.52 : x
  2. Step 2: Convert to fraction form
    63,579.82/87,751.02 = 36,717.52/x
  3. Step 3: Cross multiply
    63,579.82x = 87,751.02 × 36,717.52
  4. Step 4: Simplify right side
    63,579.82x = 3,221,999,831.87
  5. Step 5: Solve for x
    x = 3,221,999,831.87/63,579.82
  6. Step 6: Final answer
    x = 50,676.45

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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.