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Finding the Fourth Proportional to 114,422.08, 171,589.92 and 55,238.08

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Solution

The fourth proportional to 114,422.08, 171,589.92 and 55,238.08 is: 82,836.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,422.08 : 171,589.92 = 55,238.08 : x
  2. Step 2: Convert to fraction form
    114,422.08/171,589.92 = 55,238.08/x
  3. Step 3: Cross multiply
    114,422.08x = 171,589.92 × 55,238.08
  4. Step 4: Simplify right side
    114,422.08x = 9,478,297,728.15
  5. Step 5: Solve for x
    x = 9,478,297,728.15/114,422.08
  6. Step 6: Final answer
    x = 82,836.26

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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.