Home / 192,081.47-265,076.69-106,040.26

Finding the Fourth Proportional to 192,081.47, 265,076.69 and 106,040.26

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Solution

The fourth proportional to 192,081.47, 265,076.69 and 106,040.26 is: 146,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,081.47 : 265,076.69 = 106,040.26 : x
  2. Step 2: Convert to fraction form
    192,081.47/265,076.69 = 106,040.26/x
  3. Step 3: Cross multiply
    192,081.47x = 265,076.69 × 106,040.26
  4. Step 4: Simplify right side
    192,081.47x = 28,108,801,127.54
  5. Step 5: Solve for x
    x = 28,108,801,127.54/192,081.47
  6. Step 6: Final answer
    x = 146,337.91

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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.