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Finding the Fourth Proportional to 231,127.63, 346,691.44 and 62,647.98

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Solution

The fourth proportional to 231,127.63, 346,691.44 and 62,647.98 is: 93,971.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,127.63 : 346,691.44 = 62,647.98 : x
  2. Step 2: Convert to fraction form
    231,127.63/346,691.44 = 62,647.98/x
  3. Step 3: Cross multiply
    231,127.63x = 346,691.44 × 62,647.98
  4. Step 4: Simplify right side
    231,127.63x = 21,719,519,127.65
  5. Step 5: Solve for x
    x = 21,719,519,127.65/231,127.63
  6. Step 6: Final answer
    x = 93,971.97

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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.