Home / 200,266.52-276,368.20-109,628.26

Finding the Fourth Proportional to 200,266.52, 276,368.20 and 109,628.26

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Solution

The fourth proportional to 200,266.52, 276,368.20 and 109,628.26 is: 151,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,266.52 : 276,368.20 = 109,628.26 : x
  2. Step 2: Convert to fraction form
    200,266.52/276,368.20 = 109,628.26/x
  3. Step 3: Cross multiply
    200,266.52x = 276,368.20 × 109,628.26
  4. Step 4: Simplify right side
    200,266.52x = 30,297,763,920.34
  5. Step 5: Solve for x
    x = 30,297,763,920.34/200,266.52
  6. Step 6: Final answer
    x = 151,287.22

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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.