Home / 191,239.02-263,906.10-106,354.26

Finding the Fourth Proportional to 191,239.02, 263,906.10 and 106,354.26

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Solution

The fourth proportional to 191,239.02, 263,906.10 and 106,354.26 is: 146,766.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,239.02 : 263,906.10 = 106,354.26 : x
  2. Step 2: Convert to fraction form
    191,239.02/263,906.10 = 106,354.26/x
  3. Step 3: Cross multiply
    191,239.02x = 263,906.10 × 106,354.26
  4. Step 4: Simplify right side
    191,239.02x = 28,067,537,974.99
  5. Step 5: Solve for x
    x = 28,067,537,974.99/191,239.02
  6. Step 6: Final answer
    x = 146,766.79

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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.