Home / 200,612.28-276,838.92-109,966.26

Finding the Fourth Proportional to 200,612.28, 276,838.92 and 109,966.26

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Solution

The fourth proportional to 200,612.28, 276,838.92 and 109,966.26 is: 151,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,612.28 : 276,838.92 = 109,966.26 : x
  2. Step 2: Convert to fraction form
    200,612.28/276,838.92 = 109,966.26/x
  3. Step 3: Cross multiply
    200,612.28x = 276,838.92 × 109,966.26
  4. Step 4: Simplify right side
    200,612.28x = 30,442,940,654.84
  5. Step 5: Solve for x
    x = 30,442,940,654.84/200,612.28
  6. Step 6: Final answer
    x = 151,750.14

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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.