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Finding the Fourth Proportional to 192,595.92, 265,671 and 116,062.80

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Solution

The fourth proportional to 192,595.92, 265,671 and 116,062.80 is: 160,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,595.92 : 265,671 = 116,062.80 : x
  2. Step 2: Convert to fraction form
    192,595.92/265,671 = 116,062.80/x
  3. Step 3: Cross multiply
    192,595.92x = 265,671 × 116,062.80
  4. Step 4: Simplify right side
    192,595.92x = 30,834,520,138.80
  5. Step 5: Solve for x
    x = 30,834,520,138.80/192,595.92
  6. Step 6: Final answer
    x = 160,099.55

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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.