Home / 269,622.32-372,090.05-148,771.44

Finding the Fourth Proportional to 269,622.32, 372,090.05 and 148,771.44

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Solution

The fourth proportional to 269,622.32, 372,090.05 and 148,771.44 is: 205,310.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,622.32 : 372,090.05 = 148,771.44 : x
  2. Step 2: Convert to fraction form
    269,622.32/372,090.05 = 148,771.44/x
  3. Step 3: Cross multiply
    269,622.32x = 372,090.05 × 148,771.44
  4. Step 4: Simplify right side
    269,622.32x = 55,356,371,804.31
  5. Step 5: Solve for x
    x = 55,356,371,804.31/269,622.32
  6. Step 6: Final answer
    x = 205,310.79

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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.