Home / 203,000.05-304,361.67-102,967.35

Finding the Fourth Proportional to 203,000.05, 304,361.67 and 102,967.35

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Solution

The fourth proportional to 203,000.05, 304,361.67 and 102,967.35 is: 154,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,000.05 : 304,361.67 = 102,967.35 : x
  2. Step 2: Convert to fraction form
    203,000.05/304,361.67 = 102,967.35/x
  3. Step 3: Cross multiply
    203,000.05x = 304,361.67 × 102,967.35
  4. Step 4: Simplify right side
    203,000.05x = 31,339,314,987.60
  5. Step 5: Solve for x
    x = 31,339,314,987.60/203,000.05
  6. Step 6: Final answer
    x = 154,380.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.