Home / 227,888.09-314,469.40-125,912.43

Finding the Fourth Proportional to 227,888.09, 314,469.40 and 125,912.43

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Solution

The fourth proportional to 227,888.09, 314,469.40 and 125,912.43 is: 173,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,888.09 : 314,469.40 = 125,912.43 : x
  2. Step 2: Convert to fraction form
    227,888.09/314,469.40 = 125,912.43/x
  3. Step 3: Cross multiply
    227,888.09x = 314,469.40 × 125,912.43
  4. Step 4: Simplify right side
    227,888.09x = 39,595,605,999.86
  5. Step 5: Solve for x
    x = 39,595,605,999.86/227,888.09
  6. Step 6: Final answer
    x = 173,750.22

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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.