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Finding the Fourth Proportional to 192,379.37, 265,482.97 and 107,496.50

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Solution

The fourth proportional to 192,379.37, 265,482.97 and 107,496.50 is: 148,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,379.37 : 265,482.97 = 107,496.50 : x
  2. Step 2: Convert to fraction form
    192,379.37/265,482.97 = 107,496.50/x
  3. Step 3: Cross multiply
    192,379.37x = 265,482.97 × 107,496.50
  4. Step 4: Simplify right side
    192,379.37x = 28,538,488,488.45
  5. Step 5: Solve for x
    x = 28,538,488,488.45/192,379.37
  6. Step 6: Final answer
    x = 148,344.85

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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.