Home / 200,062.27-276,082.05-109,417.96

Finding the Fourth Proportional to 200,062.27, 276,082.05 and 109,417.96

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Solution

The fourth proportional to 200,062.27, 276,082.05 and 109,417.96 is: 150,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,062.27 : 276,082.05 = 109,417.96 : x
  2. Step 2: Convert to fraction form
    200,062.27/276,082.05 = 109,417.96/x
  3. Step 3: Cross multiply
    200,062.27x = 276,082.05 × 109,417.96
  4. Step 4: Simplify right side
    200,062.27x = 30,208,334,703.62
  5. Step 5: Solve for x
    x = 30,208,334,703.62/200,062.27
  6. Step 6: Final answer
    x = 150,994.66

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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.