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Finding the Fourth Proportional to 227,392.75, 313,797.74 and 125,427.72

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Solution

The fourth proportional to 227,392.75, 313,797.74 and 125,427.72 is: 173,087.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,392.75 : 313,797.74 = 125,427.72 : x
  2. Step 2: Convert to fraction form
    227,392.75/313,797.74 = 125,427.72/x
  3. Step 3: Cross multiply
    227,392.75x = 313,797.74 × 125,427.72
  4. Step 4: Simplify right side
    227,392.75x = 39,358,935,069.35
  5. Step 5: Solve for x
    x = 39,358,935,069.35/227,392.75
  6. Step 6: Final answer
    x = 173,087.91

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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.