Home / 230,481.36-345,733.02-112,011.57

Finding the Fourth Proportional to 230,481.36, 345,733.02 and 112,011.57

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Solution

The fourth proportional to 230,481.36, 345,733.02 and 112,011.57 is: 168,022.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,481.36 : 345,733.02 = 112,011.57 : x
  2. Step 2: Convert to fraction form
    230,481.36/345,733.02 = 112,011.57/x
  3. Step 3: Cross multiply
    230,481.36x = 345,733.02 × 112,011.57
  4. Step 4: Simplify right side
    230,481.36x = 38,726,098,371.04
  5. Step 5: Solve for x
    x = 38,726,098,371.04/230,481.36
  6. Step 6: Final answer
    x = 168,022.69

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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.