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Finding the Fourth Proportional to 183,745.69, 275,689.83 and 71,504.74

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Solution

The fourth proportional to 183,745.69, 275,689.83 and 71,504.74 is: 107,284.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,745.69 : 275,689.83 = 71,504.74 : x
  2. Step 2: Convert to fraction form
    183,745.69/275,689.83 = 71,504.74/x
  3. Step 3: Cross multiply
    183,745.69x = 275,689.83 × 71,504.74
  4. Step 4: Simplify right side
    183,745.69x = 19,713,130,227.55
  5. Step 5: Solve for x
    x = 19,713,130,227.55/183,745.69
  6. Step 6: Final answer
    x = 107,284.86

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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.