Home / 200,309.04-276,416.28-109,648.44

Finding the Fourth Proportional to 200,309.04, 276,416.28 and 109,648.44

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Solution

The fourth proportional to 200,309.04, 276,416.28 and 109,648.44 is: 151,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,309.04 : 276,416.28 = 109,648.44 : x
  2. Step 2: Convert to fraction form
    200,309.04/276,416.28 = 109,648.44/x
  3. Step 3: Cross multiply
    200,309.04x = 276,416.28 × 109,648.44
  4. Step 4: Simplify right side
    200,309.04x = 30,308,613,892.60
  5. Step 5: Solve for x
    x = 30,308,613,892.60/200,309.04
  6. Step 6: Final answer
    x = 151,309.27

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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.