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Finding the Fourth Proportional to 192,595.59, 265,794.21 and 107,713.26

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Solution

The fourth proportional to 192,595.59, 265,794.21 and 107,713.26 is: 148,651.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,595.59 : 265,794.21 = 107,713.26 : x
  2. Step 2: Convert to fraction form
    192,595.59/265,794.21 = 107,713.26/x
  3. Step 3: Cross multiply
    192,595.59x = 265,794.21 × 107,713.26
  4. Step 4: Simplify right side
    192,595.59x = 28,629,560,848.22
  5. Step 5: Solve for x
    x = 28,629,560,848.22/192,595.59
  6. Step 6: Final answer
    x = 148,651.18

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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.