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Finding the Fourth Proportional to 200,144.21, 300,252.69 and 94,962.20

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Solution

The fourth proportional to 200,144.21, 300,252.69 and 94,962.20 is: 142,460.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,144.21 : 300,252.69 = 94,962.20 : x
  2. Step 2: Convert to fraction form
    200,144.21/300,252.69 = 94,962.20/x
  3. Step 3: Cross multiply
    200,144.21x = 300,252.69 × 94,962.20
  4. Step 4: Simplify right side
    200,144.21x = 28,512,655,998.32
  5. Step 5: Solve for x
    x = 28,512,655,998.32/200,144.21
  6. Step 6: Final answer
    x = 142,460.56

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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.