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Finding the Fourth Proportional to 192,383.51, 265,488.41 and 107,500.56

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Solution

The fourth proportional to 192,383.51, 265,488.41 and 107,500.56 is: 148,350.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,383.51 : 265,488.41 = 107,500.56 : x
  2. Step 2: Convert to fraction form
    192,383.51/265,488.41 = 107,500.56/x
  3. Step 3: Cross multiply
    192,383.51x = 265,488.41 × 107,500.56
  4. Step 4: Simplify right side
    192,383.51x = 28,540,152,211.01
  5. Step 5: Solve for x
    x = 28,540,152,211.01/192,383.51
  6. Step 6: Final answer
    x = 148,350.31

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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.