Home / 234,875.12-352,371.22-68,663.12

Finding the Fourth Proportional to 234,875.12, 352,371.22 and 68,663.12

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Solution

The fourth proportional to 234,875.12, 352,371.22 and 68,663.12 is: 103,011.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,875.12 : 352,371.22 = 68,663.12 : x
  2. Step 2: Convert to fraction form
    234,875.12/352,371.22 = 68,663.12/x
  3. Step 3: Cross multiply
    234,875.12x = 352,371.22 × 68,663.12
  4. Step 4: Simplify right side
    234,875.12x = 24,194,907,363.41
  5. Step 5: Solve for x
    x = 24,194,907,363.41/234,875.12
  6. Step 6: Final answer
    x = 103,011.79

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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.