Home / 194,189.54-267,967.86-108,145.94

Finding the Fourth Proportional to 194,189.54, 267,967.86 and 108,145.94

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Solution

The fourth proportional to 194,189.54, 267,967.86 and 108,145.94 is: 149,233.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,189.54 : 267,967.86 = 108,145.94 : x
  2. Step 2: Convert to fraction form
    194,189.54/267,967.86 = 108,145.94/x
  3. Step 3: Cross multiply
    194,189.54x = 267,967.86 × 108,145.94
  4. Step 4: Simplify right side
    194,189.54x = 28,979,636,109.49
  5. Step 5: Solve for x
    x = 28,979,636,109.49/194,189.54
  6. Step 6: Final answer
    x = 149,233.76

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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.