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Finding the Fourth Proportional to 191,452.92, 264,229.82 and 109,813.02

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Solution

The fourth proportional to 191,452.92, 264,229.82 and 109,813.02 is: 151,556.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,452.92 : 264,229.82 = 109,813.02 : x
  2. Step 2: Convert to fraction form
    191,452.92/264,229.82 = 109,813.02/x
  3. Step 3: Cross multiply
    191,452.92x = 264,229.82 × 109,813.02
  4. Step 4: Simplify right side
    191,452.92x = 29,015,874,508.26
  5. Step 5: Solve for x
    x = 29,015,874,508.26/191,452.92
  6. Step 6: Final answer
    x = 151,556.19

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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.