Home / 200,310.60-276,428.70-109,672.32

Finding the Fourth Proportional to 200,310.60, 276,428.70 and 109,672.32

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Solution

The fourth proportional to 200,310.60, 276,428.70 and 109,672.32 is: 151,347.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,310.60 : 276,428.70 = 109,672.32 : x
  2. Step 2: Convert to fraction form
    200,310.60/276,428.70 = 109,672.32/x
  3. Step 3: Cross multiply
    200,310.60x = 276,428.70 × 109,672.32
  4. Step 4: Simplify right side
    200,310.60x = 30,316,576,843.58
  5. Step 5: Solve for x
    x = 30,316,576,843.58/200,310.60
  6. Step 6: Final answer
    x = 151,347.84

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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.