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Finding the Fourth Proportional to 63,795.73, 95,707.90 and 19,425.98

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Solution

The fourth proportional to 63,795.73, 95,707.90 and 19,425.98 is: 29,143.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,795.73 : 95,707.90 = 19,425.98 : x
  2. Step 2: Convert to fraction form
    63,795.73/95,707.90 = 19,425.98/x
  3. Step 3: Cross multiply
    63,795.73x = 95,707.90 × 19,425.98
  4. Step 4: Simplify right side
    63,795.73x = 1,859,219,531.07
  5. Step 5: Solve for x
    x = 1,859,219,531.07/63,795.73
  6. Step 6: Final answer
    x = 29,143.32

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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.