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Finding the Fourth Proportional to 133,905.92, 200,924.80 and 94,714.88

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Solution

The fourth proportional to 133,905.92, 200,924.80 and 94,714.88 is: 142,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,905.92 : 200,924.80 = 94,714.88 : x
  2. Step 2: Convert to fraction form
    133,905.92/200,924.80 = 94,714.88/x
  3. Step 3: Cross multiply
    133,905.92x = 200,924.80 × 94,714.88
  4. Step 4: Simplify right side
    133,905.92x = 19,030,568,321.02
  5. Step 5: Solve for x
    x = 19,030,568,321.02/133,905.92
  6. Step 6: Final answer
    x = 142,118.95

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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.