Home / 137,972.26-190,546.28-95,063.32

Finding the Fourth Proportional to 137,972.26, 190,546.28 and 95,063.32

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Solution

The fourth proportional to 137,972.26, 190,546.28 and 95,063.32 is: 131,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,972.26 : 190,546.28 = 95,063.32 : x
  2. Step 2: Convert to fraction form
    137,972.26/190,546.28 = 95,063.32/x
  3. Step 3: Cross multiply
    137,972.26x = 190,546.28 × 95,063.32
  4. Step 4: Simplify right side
    137,972.26x = 18,113,961,990.45
  5. Step 5: Solve for x
    x = 18,113,961,990.45/137,972.26
  6. Step 6: Final answer
    x = 131,286.98

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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.