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Finding the Fourth Proportional to 192,082.51, 265,063.08 and 107,205.04

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Solution

The fourth proportional to 192,082.51, 265,063.08 and 107,205.04 is: 147,936.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,082.51 : 265,063.08 = 107,205.04 : x
  2. Step 2: Convert to fraction form
    192,082.51/265,063.08 = 107,205.04/x
  3. Step 3: Cross multiply
    192,082.51x = 265,063.08 × 107,205.04
  4. Step 4: Simplify right side
    192,082.51x = 28,416,098,093.92
  5. Step 5: Solve for x
    x = 28,416,098,093.92/192,082.51
  6. Step 6: Final answer
    x = 147,936.94

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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.