Home / 208,192.94-312,242.69-95,765.18

Finding the Fourth Proportional to 208,192.94, 312,242.69 and 95,765.18

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Solution

The fourth proportional to 208,192.94, 312,242.69 and 95,765.18 is: 143,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,192.94 : 312,242.69 = 95,765.18 : x
  2. Step 2: Convert to fraction form
    208,192.94/312,242.69 = 95,765.18/x
  3. Step 3: Cross multiply
    208,192.94x = 312,242.69 × 95,765.18
  4. Step 4: Simplify right side
    208,192.94x = 29,901,975,371.49
  5. Step 5: Solve for x
    x = 29,901,975,371.49/208,192.94
  6. Step 6: Final answer
    x = 143,626.27

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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.