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Finding the Fourth Proportional to 227,908.74, 314,507.44 and 125,932.58

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Solution

The fourth proportional to 227,908.74, 314,507.44 and 125,932.58 is: 173,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,908.74 : 314,507.44 = 125,932.58 : x
  2. Step 2: Convert to fraction form
    227,908.74/314,507.44 = 125,932.58/x
  3. Step 3: Cross multiply
    227,908.74x = 314,507.44 × 125,932.58
  4. Step 4: Simplify right side
    227,908.74x = 39,606,733,348.40
  5. Step 5: Solve for x
    x = 39,606,733,348.40/227,908.74
  6. Step 6: Final answer
    x = 173,783.30

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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.