Home / 193,446.72-289,893.60-110,168.64

Finding the Fourth Proportional to 193,446.72, 289,893.60 and 110,168.64

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Solution

The fourth proportional to 193,446.72, 289,893.60 and 110,168.64 is: 165,095.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,446.72 : 289,893.60 = 110,168.64 : x
  2. Step 2: Convert to fraction form
    193,446.72/289,893.60 = 110,168.64/x
  3. Step 3: Cross multiply
    193,446.72x = 289,893.60 × 110,168.64
  4. Step 4: Simplify right side
    193,446.72x = 31,937,183,656.70
  5. Step 5: Solve for x
    x = 31,937,183,656.70/193,446.72
  6. Step 6: Final answer
    x = 165,095.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.