Home / 263,362.92-363,438.10-142,501.54

Finding the Fourth Proportional to 263,362.92, 363,438.10 and 142,501.54

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Solution

The fourth proportional to 263,362.92, 363,438.10 and 142,501.54 is: 196,650.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,362.92 : 363,438.10 = 142,501.54 : x
  2. Step 2: Convert to fraction form
    263,362.92/363,438.10 = 142,501.54/x
  3. Step 3: Cross multiply
    263,362.92x = 363,438.10 × 142,501.54
  4. Step 4: Simplify right side
    263,362.92x = 51,790,488,944.67
  5. Step 5: Solve for x
    x = 51,790,488,944.67/263,362.92
  6. Step 6: Final answer
    x = 196,650.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.