Home / 162,198.82-243,126-95,670.28

Finding the Fourth Proportional to 162,198.82, 243,126 and 95,670.28

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Solution

The fourth proportional to 162,198.82, 243,126 and 95,670.28 is: 143,403.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,198.82 : 243,126 = 95,670.28 : x
  2. Step 2: Convert to fraction form
    162,198.82/243,126 = 95,670.28/x
  3. Step 3: Cross multiply
    162,198.82x = 243,126 × 95,670.28
  4. Step 4: Simplify right side
    162,198.82x = 23,259,932,495.28
  5. Step 5: Solve for x
    x = 23,259,932,495.28/162,198.82
  6. Step 6: Final answer
    x = 143,403.83

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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.