Home / 194,120.40-267,885.18-109,238.10

Finding the Fourth Proportional to 194,120.40, 267,885.18 and 109,238.10

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Solution

The fourth proportional to 194,120.40, 267,885.18 and 109,238.10 is: 150,748.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,120.40 : 267,885.18 = 109,238.10 : x
  2. Step 2: Convert to fraction form
    194,120.40/267,885.18 = 109,238.10/x
  3. Step 3: Cross multiply
    194,120.40x = 267,885.18 × 109,238.10
  4. Step 4: Simplify right side
    194,120.40x = 29,263,268,081.36
  5. Step 5: Solve for x
    x = 29,263,268,081.36/194,120.40
  6. Step 6: Final answer
    x = 150,748.03

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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.