Home / 272,628.99-376,198.43-151,760.79

Finding the Fourth Proportional to 272,628.99, 376,198.43 and 151,760.79

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Solution

The fourth proportional to 272,628.99, 376,198.43 and 151,760.79 is: 209,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,628.99 : 376,198.43 = 151,760.79 : x
  2. Step 2: Convert to fraction form
    272,628.99/376,198.43 = 151,760.79/x
  3. Step 3: Cross multiply
    272,628.99x = 376,198.43 × 151,760.79
  4. Step 4: Simplify right side
    272,628.99x = 57,092,170,174.76
  5. Step 5: Solve for x
    x = 57,092,170,174.76/272,628.99
  6. Step 6: Final answer
    x = 209,413.42

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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.