Home / 192,968.03-289,772.81-130,192.02

Finding the Fourth Proportional to 192,968.03, 289,772.81 and 130,192.02

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Solution

The fourth proportional to 192,968.03, 289,772.81 and 130,192.02 is: 195,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,968.03 : 289,772.81 = 130,192.02 : x
  2. Step 2: Convert to fraction form
    192,968.03/289,772.81 = 130,192.02/x
  3. Step 3: Cross multiply
    192,968.03x = 289,772.81 × 130,192.02
  4. Step 4: Simplify right side
    192,968.03x = 37,726,106,824.02
  5. Step 5: Solve for x
    x = 37,726,106,824.02/192,968.03
  6. Step 6: Final answer
    x = 195,504.45

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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.