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Finding the Fourth Proportional to 63,188.67, 87,192.66 and 37,696.35

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Solution

The fourth proportional to 63,188.67, 87,192.66 and 37,696.35 is: 52,016.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,188.67 : 87,192.66 = 37,696.35 : x
  2. Step 2: Convert to fraction form
    63,188.67/87,192.66 = 37,696.35/x
  3. Step 3: Cross multiply
    63,188.67x = 87,192.66 × 37,696.35
  4. Step 4: Simplify right side
    63,188.67x = 3,286,845,028.79
  5. Step 5: Solve for x
    x = 3,286,845,028.79/63,188.67
  6. Step 6: Final answer
    x = 52,016.37

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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.