Home / 126,244.71-189,186.60-92,701.62

Finding the Fourth Proportional to 126,244.71, 189,186.60 and 92,701.62

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Solution

The fourth proportional to 126,244.71, 189,186.60 and 92,701.62 is: 138,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,244.71 : 189,186.60 = 92,701.62 : x
  2. Step 2: Convert to fraction form
    126,244.71/189,186.60 = 92,701.62/x
  3. Step 3: Cross multiply
    126,244.71x = 189,186.60 × 92,701.62
  4. Step 4: Simplify right side
    126,244.71x = 17,537,904,302.29
  5. Step 5: Solve for x
    x = 17,537,904,302.29/126,244.71
  6. Step 6: Final answer
    x = 138,919.91

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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.