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Finding the Fourth Proportional to 183,429.20, 275,143.80 and 183,429.20

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Solution

The fourth proportional to 183,429.20, 275,143.80 and 183,429.20 is: 275,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,429.20 : 275,143.80 = 183,429.20 : x
  2. Step 2: Convert to fraction form
    183,429.20/275,143.80 = 183,429.20/x
  3. Step 3: Cross multiply
    183,429.20x = 275,143.80 × 183,429.20
  4. Step 4: Simplify right side
    183,429.20x = 50,469,407,118.96
  5. Step 5: Solve for x
    x = 50,469,407,118.96/183,429.20
  6. Step 6: Final answer
    x = 275,143.80

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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.