Home / 200,126.28-299,794.94-162,728.58

Finding the Fourth Proportional to 200,126.28, 299,794.94 and 162,728.58

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Solution

The fourth proportional to 200,126.28, 299,794.94 and 162,728.58 is: 243,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,126.28 : 299,794.94 = 162,728.58 : x
  2. Step 2: Convert to fraction form
    200,126.28/299,794.94 = 162,728.58/x
  3. Step 3: Cross multiply
    200,126.28x = 299,794.94 × 162,728.58
  4. Step 4: Simplify right side
    200,126.28x = 48,785,204,877.39
  5. Step 5: Solve for x
    x = 48,785,204,877.39/200,126.28
  6. Step 6: Final answer
    x = 243,772.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.