Home / 194,625.90-268,583.78-109,742.96

Finding the Fourth Proportional to 194,625.90, 268,583.78 and 109,742.96

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Solution

The fourth proportional to 194,625.90, 268,583.78 and 109,742.96 is: 151,445.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,625.90 : 268,583.78 = 109,742.96 : x
  2. Step 2: Convert to fraction form
    194,625.90/268,583.78 = 109,742.96/x
  3. Step 3: Cross multiply
    194,625.90x = 268,583.78 × 109,742.96
  4. Step 4: Simplify right side
    194,625.90x = 29,475,179,025.19
  5. Step 5: Solve for x
    x = 29,475,179,025.19/194,625.90
  6. Step 6: Final answer
    x = 151,445.31

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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.