Home / 138,301.58-190,754.35-95,295.44

Finding the Fourth Proportional to 138,301.58, 190,754.35 and 95,295.44

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Solution

The fourth proportional to 138,301.58, 190,754.35 and 95,295.44 is: 131,437.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,301.58 : 190,754.35 = 95,295.44 : x
  2. Step 2: Convert to fraction form
    138,301.58/190,754.35 = 95,295.44/x
  3. Step 3: Cross multiply
    138,301.58x = 190,754.35 × 95,295.44
  4. Step 4: Simplify right side
    138,301.58x = 18,178,018,523.15
  5. Step 5: Solve for x
    x = 18,178,018,523.15/138,301.58
  6. Step 6: Final answer
    x = 131,437.54

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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.