Home / 208,196.20-312,247.54-95,768.43

Finding the Fourth Proportional to 208,196.20, 312,247.54 and 95,768.43

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Solution

The fourth proportional to 208,196.20, 312,247.54 and 95,768.43 is: 143,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,196.20 : 312,247.54 = 95,768.43 : x
  2. Step 2: Convert to fraction form
    208,196.20/312,247.54 = 95,768.43/x
  3. Step 3: Cross multiply
    208,196.20x = 312,247.54 × 95,768.43
  4. Step 4: Simplify right side
    208,196.20x = 29,903,456,677.16
  5. Step 5: Solve for x
    x = 29,903,456,677.16/208,196.20
  6. Step 6: Final answer
    x = 143,631.14

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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.