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Finding the Fourth Proportional to 192,087.86, 265,095.79 and 106,063.22

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Solution

The fourth proportional to 192,087.86, 265,095.79 and 106,063.22 is: 146,375.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,087.86 : 265,095.79 = 106,063.22 : x
  2. Step 2: Convert to fraction form
    192,087.86/265,095.79 = 106,063.22/x
  3. Step 3: Cross multiply
    192,087.86x = 265,095.79 × 106,063.22
  4. Step 4: Simplify right side
    192,087.86x = 28,116,913,493.43
  5. Step 5: Solve for x
    x = 28,116,913,493.43/192,087.86
  6. Step 6: Final answer
    x = 146,375.28

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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.