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Finding the Fourth Proportional to 203,077, 304,630.14 and 62,817.64

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Solution

The fourth proportional to 203,077, 304,630.14 and 62,817.64 is: 94,230.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,077 : 304,630.14 = 62,817.64 : x
  2. Step 2: Convert to fraction form
    203,077/304,630.14 = 62,817.64/x
  3. Step 3: Cross multiply
    203,077x = 304,630.14 × 62,817.64
  4. Step 4: Simplify right side
    203,077x = 19,136,146,467.67
  5. Step 5: Solve for x
    x = 19,136,146,467.67/203,077
  6. Step 6: Final answer
    x = 94,230.99

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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.