Home / 192,328.96-265,414.78-105,115.82

Finding the Fourth Proportional to 192,328.96, 265,414.78 and 105,115.82

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Solution

The fourth proportional to 192,328.96, 265,414.78 and 105,115.82 is: 145,060.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,328.96 : 265,414.78 = 105,115.82 : x
  2. Step 2: Convert to fraction form
    192,328.96/265,414.78 = 105,115.82/x
  3. Step 3: Cross multiply
    192,328.96x = 265,414.78 × 105,115.82
  4. Step 4: Simplify right side
    192,328.96x = 27,899,292,239.82
  5. Step 5: Solve for x
    x = 27,899,292,239.82/192,328.96
  6. Step 6: Final answer
    x = 145,060.28

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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.