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Finding the Fourth Proportional to 183,993.74, 275,900.66 and 75,902.98

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Solution

The fourth proportional to 183,993.74, 275,900.66 and 75,902.98 is: 113,817.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,993.74 : 275,900.66 = 75,902.98 : x
  2. Step 2: Convert to fraction form
    183,993.74/275,900.66 = 75,902.98/x
  3. Step 3: Cross multiply
    183,993.74x = 275,900.66 × 75,902.98
  4. Step 4: Simplify right side
    183,993.74x = 20,941,681,208.70
  5. Step 5: Solve for x
    x = 20,941,681,208.70/183,993.74
  6. Step 6: Final answer
    x = 113,817.36

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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.