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Finding the Fourth Proportional to 183,574.92, 275,202 and 71,177.70

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Solution

The fourth proportional to 183,574.92, 275,202 and 71,177.70 is: 106,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,574.92 : 275,202 = 71,177.70 : x
  2. Step 2: Convert to fraction form
    183,574.92/275,202 = 71,177.70/x
  3. Step 3: Cross multiply
    183,574.92x = 275,202 × 71,177.70
  4. Step 4: Simplify right side
    183,574.92x = 19,588,245,395.40
  5. Step 5: Solve for x
    x = 19,588,245,395.40/183,574.92
  6. Step 6: Final answer
    x = 106,704.37

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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.