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Finding the Fourth Proportional to 63,051.66, 86,983.68 and 41,513.61

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Solution

The fourth proportional to 63,051.66, 86,983.68 and 41,513.61 is: 57,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,051.66 : 86,983.68 = 41,513.61 : x
  2. Step 2: Convert to fraction form
    63,051.66/86,983.68 = 41,513.61/x
  3. Step 3: Cross multiply
    63,051.66x = 86,983.68 × 41,513.61
  4. Step 4: Simplify right side
    63,051.66x = 3,611,006,567.88
  5. Step 5: Solve for x
    x = 3,611,006,567.88/63,051.66
  6. Step 6: Final answer
    x = 57,270.60

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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.