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Finding the Fourth Proportional to 227,611.89, 314,104.42 and 125,637.37

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Solution

The fourth proportional to 227,611.89, 314,104.42 and 125,637.37 is: 173,379.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,611.89 : 314,104.42 = 125,637.37 : x
  2. Step 2: Convert to fraction form
    227,611.89/314,104.42 = 125,637.37/x
  3. Step 3: Cross multiply
    227,611.89x = 314,104.42 × 125,637.37
  4. Step 4: Simplify right side
    227,611.89x = 39,463,254,372.80
  5. Step 5: Solve for x
    x = 39,463,254,372.80/227,611.89
  6. Step 6: Final answer
    x = 173,379.58

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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.