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Finding the Fourth Proportional to 171,991.22, 237,343.35 and 95,507.96

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Solution

The fourth proportional to 171,991.22, 237,343.35 and 95,507.96 is: 131,798.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,991.22 : 237,343.35 = 95,507.96 : x
  2. Step 2: Convert to fraction form
    171,991.22/237,343.35 = 95,507.96/x
  3. Step 3: Cross multiply
    171,991.22x = 237,343.35 × 95,507.96
  4. Step 4: Simplify right side
    171,991.22x = 22,668,179,178.07
  5. Step 5: Solve for x
    x = 22,668,179,178.07/171,991.22
  6. Step 6: Final answer
    x = 131,798.47

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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.