Home / 195,615.21-269,952.42-109,573.45

Finding the Fourth Proportional to 195,615.21, 269,952.42 and 109,573.45

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Solution

The fourth proportional to 195,615.21, 269,952.42 and 109,573.45 is: 151,213.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,615.21 : 269,952.42 = 109,573.45 : x
  2. Step 2: Convert to fraction form
    195,615.21/269,952.42 = 109,573.45/x
  3. Step 3: Cross multiply
    195,615.21x = 269,952.42 × 109,573.45
  4. Step 4: Simplify right side
    195,615.21x = 29,579,617,995.25
  5. Step 5: Solve for x
    x = 29,579,617,995.25/195,615.21
  6. Step 6: Final answer
    x = 151,213.28

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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.