Home / 203,696.64-281,097.14-113,047.34

Finding the Fourth Proportional to 203,696.64, 281,097.14 and 113,047.34

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Solution

The fourth proportional to 203,696.64, 281,097.14 and 113,047.34 is: 156,002.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,696.64 : 281,097.14 = 113,047.34 : x
  2. Step 2: Convert to fraction form
    203,696.64/281,097.14 = 113,047.34/x
  3. Step 3: Cross multiply
    203,696.64x = 281,097.14 × 113,047.34
  4. Step 4: Simplify right side
    203,696.64x = 31,777,281,987.89
  5. Step 5: Solve for x
    x = 31,777,281,987.89/203,696.64
  6. Step 6: Final answer
    x = 156,002.98

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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.