Home / 208,517.38-312,534.14-95,961.32

Finding the Fourth Proportional to 208,517.38, 312,534.14 and 95,961.32

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Solution

The fourth proportional to 208,517.38, 312,534.14 and 95,961.32 is: 143,830.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,517.38 : 312,534.14 = 95,961.32 : x
  2. Step 2: Convert to fraction form
    208,517.38/312,534.14 = 95,961.32/x
  3. Step 3: Cross multiply
    208,517.38x = 312,534.14 × 95,961.32
  4. Step 4: Simplify right side
    208,517.38x = 29,991,188,619.46
  5. Step 5: Solve for x
    x = 29,991,188,619.46/208,517.38
  6. Step 6: Final answer
    x = 143,830.64

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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.