Home / 195,021.10-269,206.64-122,404.60

Finding the Fourth Proportional to 195,021.10, 269,206.64 and 122,404.60

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Solution

The fourth proportional to 195,021.10, 269,206.64 and 122,404.60 is: 168,967.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,021.10 : 269,206.64 = 122,404.60 : x
  2. Step 2: Convert to fraction form
    195,021.10/269,206.64 = 122,404.60/x
  3. Step 3: Cross multiply
    195,021.10x = 269,206.64 × 122,404.60
  4. Step 4: Simplify right side
    195,021.10x = 32,952,131,086.54
  5. Step 5: Solve for x
    x = 32,952,131,086.54/195,021.10
  6. Step 6: Final answer
    x = 168,967.00

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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.