Home / 191,134.50-263,765.61-106,268.01

Finding the Fourth Proportional to 191,134.50, 263,765.61 and 106,268.01

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Solution

The fourth proportional to 191,134.50, 263,765.61 and 106,268.01 is: 146,649.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,134.50 : 263,765.61 = 106,268.01 : x
  2. Step 2: Convert to fraction form
    191,134.50/263,765.61 = 106,268.01/x
  3. Step 3: Cross multiply
    191,134.50x = 263,765.61 × 106,268.01
  4. Step 4: Simplify right side
    191,134.50x = 28,029,846,481.14
  5. Step 5: Solve for x
    x = 28,029,846,481.14/191,134.50
  6. Step 6: Final answer
    x = 146,649.85

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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.