Home / 141,272.44-194,956.04-77,614.34

Finding the Fourth Proportional to 141,272.44, 194,956.04 and 77,614.34

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Solution

The fourth proportional to 141,272.44, 194,956.04 and 77,614.34 is: 107,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,272.44 : 194,956.04 = 77,614.34 : x
  2. Step 2: Convert to fraction form
    141,272.44/194,956.04 = 77,614.34/x
  3. Step 3: Cross multiply
    141,272.44x = 194,956.04 × 77,614.34
  4. Step 4: Simplify right side
    141,272.44x = 15,131,383,374.58
  5. Step 5: Solve for x
    x = 15,131,383,374.58/141,272.44
  6. Step 6: Final answer
    x = 107,107.82

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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.