Home / 200,262.61-276,369.41-109,618.63

Finding the Fourth Proportional to 200,262.61, 276,369.41 and 109,618.63

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Solution

The fourth proportional to 200,262.61, 276,369.41 and 109,618.63 is: 151,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,262.61 : 276,369.41 = 109,618.63 : x
  2. Step 2: Convert to fraction form
    200,262.61/276,369.41 = 109,618.63/x
  3. Step 3: Cross multiply
    200,262.61x = 276,369.41 × 109,618.63
  4. Step 4: Simplify right side
    200,262.61x = 30,295,236,098.11
  5. Step 5: Solve for x
    x = 30,295,236,098.11/200,262.61
  6. Step 6: Final answer
    x = 151,277.55

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1.5x scale

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.