Home / 200,213.70-276,291.21-109,567.84

Finding the Fourth Proportional to 200,213.70, 276,291.21 and 109,567.84

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Solution

The fourth proportional to 200,213.70, 276,291.21 and 109,567.84 is: 151,201.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,213.70 : 276,291.21 = 109,567.84 : x
  2. Step 2: Convert to fraction form
    200,213.70/276,291.21 = 109,567.84/x
  3. Step 3: Cross multiply
    200,213.70x = 276,291.21 × 109,567.84
  4. Step 4: Simplify right side
    200,213.70x = 30,272,630,399.96
  5. Step 5: Solve for x
    x = 30,272,630,399.96/200,213.70
  6. Step 6: Final answer
    x = 151,201.59

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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.