Home / 171,731.96-236,986.56-95,238.72

Finding the Fourth Proportional to 171,731.96, 236,986.56 and 95,238.72

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Solution

The fourth proportional to 171,731.96, 236,986.56 and 95,238.72 is: 131,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,731.96 : 236,986.56 = 95,238.72 : x
  2. Step 2: Convert to fraction form
    171,731.96/236,986.56 = 95,238.72/x
  3. Step 3: Cross multiply
    171,731.96x = 236,986.56 × 95,238.72
  4. Step 4: Simplify right side
    171,731.96x = 22,570,296,631.60
  5. Step 5: Solve for x
    x = 22,570,296,631.60/171,731.96
  6. Step 6: Final answer
    x = 131,427.47

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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.