Home / 204,059.31-281,680.32-136,051.49

Finding the Fourth Proportional to 204,059.31, 281,680.32 and 136,051.49

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Solution

The fourth proportional to 204,059.31, 281,680.32 and 136,051.49 is: 187,803.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,059.31 : 281,680.32 = 136,051.49 : x
  2. Step 2: Convert to fraction form
    204,059.31/281,680.32 = 136,051.49/x
  3. Step 3: Cross multiply
    204,059.31x = 281,680.32 × 136,051.49
  4. Step 4: Simplify right side
    204,059.31x = 38,323,025,831.28
  5. Step 5: Solve for x
    x = 38,323,025,831.28/204,059.31
  6. Step 6: Final answer
    x = 187,803.37

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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.