Home / 200,147.45-276,151.61-119,539.49

Finding the Fourth Proportional to 200,147.45, 276,151.61 and 119,539.49

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Solution

The fourth proportional to 200,147.45, 276,151.61 and 119,539.49 is: 164,933.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,147.45 : 276,151.61 = 119,539.49 : x
  2. Step 2: Convert to fraction form
    200,147.45/276,151.61 = 119,539.49/x
  3. Step 3: Cross multiply
    200,147.45x = 276,151.61 × 119,539.49
  4. Step 4: Simplify right side
    200,147.45x = 33,011,021,540.17
  5. Step 5: Solve for x
    x = 33,011,021,540.17/200,147.45
  6. Step 6: Final answer
    x = 164,933.51

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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.