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Finding the Fourth Proportional to 63,993.04, 95,994.42 and 49,021.81

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Solution

The fourth proportional to 63,993.04, 95,994.42 and 49,021.81 is: 73,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,993.04 : 95,994.42 = 49,021.81 : x
  2. Step 2: Convert to fraction form
    63,993.04/95,994.42 = 49,021.81/x
  3. Step 3: Cross multiply
    63,993.04x = 95,994.42 × 49,021.81
  4. Step 4: Simplify right side
    63,993.04x = 4,705,819,794.48
  5. Step 5: Solve for x
    x = 4,705,819,794.48/63,993.04
  6. Step 6: Final answer
    x = 73,536.43

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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.