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Finding the Fourth Proportional to 63,811.39, 88,064.81 and 36,954.38

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Solution

The fourth proportional to 63,811.39, 88,064.81 and 36,954.38 is: 50,999.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,811.39 : 88,064.81 = 36,954.38 : x
  2. Step 2: Convert to fraction form
    63,811.39/88,064.81 = 36,954.38/x
  3. Step 3: Cross multiply
    63,811.39x = 88,064.81 × 36,954.38
  4. Step 4: Simplify right side
    63,811.39x = 3,254,380,453.37
  5. Step 5: Solve for x
    x = 3,254,380,453.37/63,811.39
  6. Step 6: Final answer
    x = 50,999.99

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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.