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Finding the Fourth Proportional to 152,676.97, 210,606.08 and 95,216.56

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Solution

The fourth proportional to 152,676.97, 210,606.08 and 95,216.56 is: 131,343.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,676.97 : 210,606.08 = 95,216.56 : x
  2. Step 2: Convert to fraction form
    152,676.97/210,606.08 = 95,216.56/x
  3. Step 3: Cross multiply
    152,676.97x = 210,606.08 × 95,216.56
  4. Step 4: Simplify right side
    152,676.97x = 20,053,185,450.09
  5. Step 5: Solve for x
    x = 20,053,185,450.09/152,676.97
  6. Step 6: Final answer
    x = 131,343.88

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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.