Home / 204,002.15-281,522.99-113,355.45

Finding the Fourth Proportional to 204,002.15, 281,522.99 and 113,355.45

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Solution

The fourth proportional to 204,002.15, 281,522.99 and 113,355.45 is: 156,430.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,002.15 : 281,522.99 = 113,355.45 : x
  2. Step 2: Convert to fraction form
    204,002.15/281,522.99 = 113,355.45/x
  3. Step 3: Cross multiply
    204,002.15x = 281,522.99 × 113,355.45
  4. Step 4: Simplify right side
    204,002.15x = 31,912,165,500.18
  5. Step 5: Solve for x
    x = 31,912,165,500.18/204,002.15
  6. Step 6: Final answer
    x = 156,430.54

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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.