Home / 126,244.12-189,185.70-92,701

Finding the Fourth Proportional to 126,244.12, 189,185.70 and 92,701

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Solution

The fourth proportional to 126,244.12, 189,185.70 and 92,701 is: 138,918.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,244.12 : 189,185.70 = 92,701 : x
  2. Step 2: Convert to fraction form
    126,244.12/189,185.70 = 92,701/x
  3. Step 3: Cross multiply
    126,244.12x = 189,185.70 × 92,701
  4. Step 4: Simplify right side
    126,244.12x = 17,537,703,575.70
  5. Step 5: Solve for x
    x = 17,537,703,575.70/126,244.12
  6. Step 6: Final answer
    x = 138,918.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.