Home / 183,048.45-252,637.09-125,640.61

Finding the Fourth Proportional to 183,048.45, 252,637.09 and 125,640.61

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Solution

The fourth proportional to 183,048.45, 252,637.09 and 125,640.61 is: 173,404.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,048.45 : 252,637.09 = 125,640.61 : x
  2. Step 2: Convert to fraction form
    183,048.45/252,637.09 = 125,640.61/x
  3. Step 3: Cross multiply
    183,048.45x = 252,637.09 × 125,640.61
  4. Step 4: Simplify right side
    183,048.45x = 31,741,478,096.22
  5. Step 5: Solve for x
    x = 31,741,478,096.22/183,048.45
  6. Step 6: Final answer
    x = 173,404.79

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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.