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Finding the Fourth Proportional to 245,338.03, 367,856.31 and 95,403.54

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Solution

The fourth proportional to 245,338.03, 367,856.31 and 95,403.54 is: 143,046.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,338.03 : 367,856.31 = 95,403.54 : x
  2. Step 2: Convert to fraction form
    245,338.03/367,856.31 = 95,403.54/x
  3. Step 3: Cross multiply
    245,338.03x = 367,856.31 × 95,403.54
  4. Step 4: Simplify right side
    245,338.03x = 35,094,795,922.56
  5. Step 5: Solve for x
    x = 35,094,795,922.56/245,338.03
  6. Step 6: Final answer
    x = 143,046.70

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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.