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Finding the Fourth Proportional to 63,795.43, 95,703.45 and 19,411.74

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Solution

The fourth proportional to 63,795.43, 95,703.45 and 19,411.74 is: 29,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,795.43 : 95,703.45 = 19,411.74 : x
  2. Step 2: Convert to fraction form
    63,795.43/95,703.45 = 19,411.74/x
  3. Step 3: Cross multiply
    63,795.43x = 95,703.45 × 19,411.74
  4. Step 4: Simplify right side
    63,795.43x = 1,857,770,415.71
  5. Step 5: Solve for x
    x = 1,857,770,415.71/63,795.43
  6. Step 6: Final answer
    x = 29,120.74

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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.