Home / 204,076.86-281,702.47-153,236.46

Finding the Fourth Proportional to 204,076.86, 281,702.47 and 153,236.46

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Solution

The fourth proportional to 204,076.86, 281,702.47 and 153,236.46 is: 211,523.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,076.86 : 281,702.47 = 153,236.46 : x
  2. Step 2: Convert to fraction form
    204,076.86/281,702.47 = 153,236.46/x
  3. Step 3: Cross multiply
    204,076.86x = 281,702.47 × 153,236.46
  4. Step 4: Simplify right side
    204,076.86x = 43,167,089,276.06
  5. Step 5: Solve for x
    x = 43,167,089,276.06/204,076.86
  6. Step 6: Final answer
    x = 211,523.68

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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.