Home / 192,802.76-289,201.04-52,561.38

Finding the Fourth Proportional to 192,802.76, 289,201.04 and 52,561.38

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Solution

The fourth proportional to 192,802.76, 289,201.04 and 52,561.38 is: 78,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,802.76 : 289,201.04 = 52,561.38 : x
  2. Step 2: Convert to fraction form
    192,802.76/289,201.04 = 52,561.38/x
  3. Step 3: Cross multiply
    192,802.76x = 289,201.04 × 52,561.38
  4. Step 4: Simplify right side
    192,802.76x = 15,200,805,497.03
  5. Step 5: Solve for x
    x = 15,200,805,497.03/192,802.76
  6. Step 6: Final answer
    x = 78,841.23

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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.