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Finding the Fourth Proportional to 227,614.82, 314,108.46 and 125,640.32

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Solution

The fourth proportional to 227,614.82, 314,108.46 and 125,640.32 is: 173,383.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,614.82 : 314,108.46 = 125,640.32 : x
  2. Step 2: Convert to fraction form
    227,614.82/314,108.46 = 125,640.32/x
  3. Step 3: Cross multiply
    227,614.82x = 314,108.46 × 125,640.32
  4. Step 4: Simplify right side
    227,614.82x = 39,464,685,858.56
  5. Step 5: Solve for x
    x = 39,464,685,858.56/227,614.82
  6. Step 6: Final answer
    x = 173,383.64

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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.