Home / 234,856.18-352,307.32-66,377.80

Finding the Fourth Proportional to 234,856.18, 352,307.32 and 66,377.80

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Solution

The fourth proportional to 234,856.18, 352,307.32 and 66,377.80 is: 99,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,856.18 : 352,307.32 = 66,377.80 : x
  2. Step 2: Convert to fraction form
    234,856.18/352,307.32 = 66,377.80/x
  3. Step 3: Cross multiply
    234,856.18x = 352,307.32 × 66,377.80
  4. Step 4: Simplify right side
    234,856.18x = 23,385,383,491.58
  5. Step 5: Solve for x
    x = 23,385,383,491.58/234,856.18
  6. Step 6: Final answer
    x = 99,573.21

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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.