Home / 131,171.42-195,734.08-117,034.27

Finding the Fourth Proportional to 131,171.42, 195,734.08 and 117,034.27

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Solution

The fourth proportional to 131,171.42, 195,734.08 and 117,034.27 is: 174,638.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,171.42 : 195,734.08 = 117,034.27 : x
  2. Step 2: Convert to fraction form
    131,171.42/195,734.08 = 117,034.27/x
  3. Step 3: Cross multiply
    131,171.42x = 195,734.08 × 117,034.27
  4. Step 4: Simplify right side
    131,171.42x = 22,907,594,385.00
  5. Step 5: Solve for x
    x = 22,907,594,385.00/131,171.42
  6. Step 6: Final answer
    x = 174,638.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.