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Finding the Fourth Proportional to 85,224.66, 127,855.44 and 32,634.14

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Solution

The fourth proportional to 85,224.66, 127,855.44 and 32,634.14 is: 48,958.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,224.66 : 127,855.44 = 32,634.14 : x
  2. Step 2: Convert to fraction form
    85,224.66/127,855.44 = 32,634.14/x
  3. Step 3: Cross multiply
    85,224.66x = 127,855.44 × 32,634.14
  4. Step 4: Simplify right side
    85,224.66x = 4,172,452,316.85
  5. Step 5: Solve for x
    x = 4,172,452,316.85/85,224.66
  6. Step 6: Final answer
    x = 48,958.28

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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.