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Finding the Fourth Proportional to 191,591.33, 264,404.21 and 106,708.37

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Solution

The fourth proportional to 191,591.33, 264,404.21 and 106,708.37 is: 147,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,591.33 : 264,404.21 = 106,708.37 : x
  2. Step 2: Convert to fraction form
    191,591.33/264,404.21 = 106,708.37/x
  3. Step 3: Cross multiply
    191,591.33x = 264,404.21 × 106,708.37
  4. Step 4: Simplify right side
    191,591.33x = 28,214,140,414.67
  5. Step 5: Solve for x
    x = 28,214,140,414.67/191,591.33
  6. Step 6: Final answer
    x = 147,262.10

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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.