Home / 172,828.58-238,517.64-95,319.38

Finding the Fourth Proportional to 172,828.58, 238,517.64 and 95,319.38

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Solution

The fourth proportional to 172,828.58, 238,517.64 and 95,319.38 is: 131,548.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,828.58 : 238,517.64 = 95,319.38 : x
  2. Step 2: Convert to fraction form
    172,828.58/238,517.64 = 95,319.38/x
  3. Step 3: Cross multiply
    172,828.58x = 238,517.64 × 95,319.38
  4. Step 4: Simplify right side
    172,828.58x = 22,735,353,563.86
  5. Step 5: Solve for x
    x = 22,735,353,563.86/172,828.58
  6. Step 6: Final answer
    x = 131,548.58

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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.