Home / 126,691.10-190,066.24-36,735.70

Finding the Fourth Proportional to 126,691.10, 190,066.24 and 36,735.70

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Solution

The fourth proportional to 126,691.10, 190,066.24 and 36,735.70 is: 55,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,691.10 : 190,066.24 = 36,735.70 : x
  2. Step 2: Convert to fraction form
    126,691.10/190,066.24 = 36,735.70/x
  3. Step 3: Cross multiply
    126,691.10x = 190,066.24 × 36,735.70
  4. Step 4: Simplify right side
    126,691.10x = 6,982,216,372.77
  5. Step 5: Solve for x
    x = 6,982,216,372.77/126,691.10
  6. Step 6: Final answer
    x = 55,112.13

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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.