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Finding the Fourth Proportional to 168,323.72, 232,286.73 and 92,872.22

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Solution

The fourth proportional to 168,323.72, 232,286.73 and 92,872.22 is: 128,163.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,323.72 : 232,286.73 = 92,872.22 : x
  2. Step 2: Convert to fraction form
    168,323.72/232,286.73 = 92,872.22/x
  3. Step 3: Cross multiply
    168,323.72x = 232,286.73 × 92,872.22
  4. Step 4: Simplify right side
    168,323.72x = 21,572,984,349.55
  5. Step 5: Solve for x
    x = 21,572,984,349.55/168,323.72
  6. Step 6: Final answer
    x = 128,163.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.