Home / 200,213.74-276,291.27-109,567.89

Finding the Fourth Proportional to 200,213.74, 276,291.27 and 109,567.89

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Solution

The fourth proportional to 200,213.74, 276,291.27 and 109,567.89 is: 151,201.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,213.74 : 276,291.27 = 109,567.89 : x
  2. Step 2: Convert to fraction form
    200,213.74/276,291.27 = 109,567.89/x
  3. Step 3: Cross multiply
    200,213.74x = 276,291.27 × 109,567.89
  4. Step 4: Simplify right side
    200,213.74x = 30,272,651,710.44
  5. Step 5: Solve for x
    x = 30,272,651,710.44/200,213.74
  6. Step 6: Final answer
    x = 151,201.67

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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.