Home / 203,982.02-281,414.55-117,925.17

Finding the Fourth Proportional to 203,982.02, 281,414.55 and 117,925.17

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Solution

The fourth proportional to 203,982.02, 281,414.55 and 117,925.17 is: 162,690.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,982.02 : 281,414.55 = 117,925.17 : x
  2. Step 2: Convert to fraction form
    203,982.02/281,414.55 = 117,925.17/x
  3. Step 3: Cross multiply
    203,982.02x = 281,414.55 × 117,925.17
  4. Step 4: Simplify right side
    203,982.02x = 33,185,858,649.22
  5. Step 5: Solve for x
    x = 33,185,858,649.22/203,982.02
  6. Step 6: Final answer
    x = 162,690.12

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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.