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Finding the Fourth Proportional to 192,363.73, 265,536.02 and 172,185.01

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Solution

The fourth proportional to 192,363.73, 265,536.02 and 172,185.01 is: 237,681.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,363.73 : 265,536.02 = 172,185.01 : x
  2. Step 2: Convert to fraction form
    192,363.73/265,536.02 = 172,185.01/x
  3. Step 3: Cross multiply
    192,363.73x = 265,536.02 × 172,185.01
  4. Step 4: Simplify right side
    192,363.73x = 45,721,322,025.68
  5. Step 5: Solve for x
    x = 45,721,322,025.68/192,363.73
  6. Step 6: Final answer
    x = 237,681.62

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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.