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Finding the Fourth Proportional to 199,936.32, 300,051.84 and 94,754.88

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Solution

The fourth proportional to 199,936.32, 300,051.84 and 94,754.88 is: 142,202.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,936.32 : 300,051.84 = 94,754.88 : x
  2. Step 2: Convert to fraction form
    199,936.32/300,051.84 = 94,754.88/x
  3. Step 3: Cross multiply
    199,936.32x = 300,051.84 × 94,754.88
  4. Step 4: Simplify right side
    199,936.32x = 28,431,376,092.98
  5. Step 5: Solve for x
    x = 28,431,376,092.98/199,936.32
  6. Step 6: Final answer
    x = 142,202.16

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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.