Home / 192,721.55-289,080.70-150,637.03

Finding the Fourth Proportional to 192,721.55, 289,080.70 and 150,637.03

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Solution

The fourth proportional to 192,721.55, 289,080.70 and 150,637.03 is: 225,954.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,721.55 : 289,080.70 = 150,637.03 : x
  2. Step 2: Convert to fraction form
    192,721.55/289,080.70 = 150,637.03/x
  3. Step 3: Cross multiply
    192,721.55x = 289,080.70 × 150,637.03
  4. Step 4: Simplify right side
    192,721.55x = 43,546,256,979.03
  5. Step 5: Solve for x
    x = 43,546,256,979.03/192,721.55
  6. Step 6: Final answer
    x = 225,954.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.