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Finding the Fourth Proportional to 252,052.62, 378,086.13 and 94,250.94

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Solution

The fourth proportional to 252,052.62, 378,086.13 and 94,250.94 is: 141,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,052.62 : 378,086.13 = 94,250.94 : x
  2. Step 2: Convert to fraction form
    252,052.62/378,086.13 = 94,250.94/x
  3. Step 3: Cross multiply
    252,052.62x = 378,086.13 × 94,250.94
  4. Step 4: Simplify right side
    252,052.62x = 35,634,973,153.46
  5. Step 5: Solve for x
    x = 35,634,973,153.46/252,052.62
  6. Step 6: Final answer
    x = 141,379.10

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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.