Home / 138,302.58-190,755.73-95,296.44

Finding the Fourth Proportional to 138,302.58, 190,755.73 and 95,296.44

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Solution

The fourth proportional to 138,302.58, 190,755.73 and 95,296.44 is: 131,438.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,302.58 : 190,755.73 = 95,296.44 : x
  2. Step 2: Convert to fraction form
    138,302.58/190,755.73 = 95,296.44/x
  3. Step 3: Cross multiply
    138,302.58x = 190,755.73 × 95,296.44
  4. Step 4: Simplify right side
    138,302.58x = 18,178,341,978.60
  5. Step 5: Solve for x
    x = 18,178,341,978.60/138,302.58
  6. Step 6: Final answer
    x = 131,438.92

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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.