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Finding the Fourth Proportional to 227,624.58, 341,473.73 and 85,480.92

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Solution

The fourth proportional to 227,624.58, 341,473.73 and 85,480.92 is: 128,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,624.58 : 341,473.73 = 85,480.92 : x
  2. Step 2: Convert to fraction form
    227,624.58/341,473.73 = 85,480.92/x
  3. Step 3: Cross multiply
    227,624.58x = 341,473.73 × 85,480.92
  4. Step 4: Simplify right side
    227,624.58x = 29,189,488,168.83
  5. Step 5: Solve for x
    x = 29,189,488,168.83/227,624.58
  6. Step 6: Final answer
    x = 128,235.22

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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.