Home / 191,268.03-263,949.18-106,385.10

Finding the Fourth Proportional to 191,268.03, 263,949.18 and 106,385.10

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Solution

The fourth proportional to 191,268.03, 263,949.18 and 106,385.10 is: 146,811.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,268.03 : 263,949.18 = 106,385.10 : x
  2. Step 2: Convert to fraction form
    191,268.03/263,949.18 = 106,385.10/x
  3. Step 3: Cross multiply
    191,268.03x = 263,949.18 × 106,385.10
  4. Step 4: Simplify right side
    191,268.03x = 28,080,259,118.88
  5. Step 5: Solve for x
    x = 28,080,259,118.88/191,268.03
  6. Step 6: Final answer
    x = 146,811.04

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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.