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Finding the Fourth Proportional to 200,488.59, 276,674.06 and 109,850.20

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Solution

The fourth proportional to 200,488.59, 276,674.06 and 109,850.20 is: 151,593.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,488.59 : 276,674.06 = 109,850.20 : x
  2. Step 2: Convert to fraction form
    200,488.59/276,674.06 = 109,850.20/x
  3. Step 3: Cross multiply
    200,488.59x = 276,674.06 × 109,850.20
  4. Step 4: Simplify right side
    200,488.59x = 30,392,700,408.75
  5. Step 5: Solve for x
    x = 30,392,700,408.75/200,488.59
  6. Step 6: Final answer
    x = 151,593.17

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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.