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Finding the Fourth Proportional to 63,738, 95,607.54 and 22,185

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Solution

The fourth proportional to 63,738, 95,607.54 and 22,185 is: 33,277.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,738 : 95,607.54 = 22,185 : x
  2. Step 2: Convert to fraction form
    63,738/95,607.54 = 22,185/x
  3. Step 3: Cross multiply
    63,738x = 95,607.54 × 22,185
  4. Step 4: Simplify right side
    63,738x = 2,121,053,274.90
  5. Step 5: Solve for x
    x = 2,121,053,274.90/63,738
  6. Step 6: Final answer
    x = 33,277.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.