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Finding the Fourth Proportional to 227,843.73, 314,423.36 and 125,869.18

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Solution

The fourth proportional to 227,843.73, 314,423.36 and 125,869.18 is: 173,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,843.73 : 314,423.36 = 125,869.18 : x
  2. Step 2: Convert to fraction form
    227,843.73/314,423.36 = 125,869.18/x
  3. Step 3: Cross multiply
    227,843.73x = 314,423.36 × 125,869.18
  4. Step 4: Simplify right side
    227,843.73x = 39,576,210,849.51
  5. Step 5: Solve for x
    x = 39,576,210,849.51/227,843.73
  6. Step 6: Final answer
    x = 173,698.93

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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.