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Finding the Fourth Proportional to 183,776.40, 275,664.60 and 182,221.20

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Solution

The fourth proportional to 183,776.40, 275,664.60 and 182,221.20 is: 273,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,776.40 : 275,664.60 = 182,221.20 : x
  2. Step 2: Convert to fraction form
    183,776.40/275,664.60 = 182,221.20/x
  3. Step 3: Cross multiply
    183,776.40x = 275,664.60 × 182,221.20
  4. Step 4: Simplify right side
    183,776.40x = 50,231,934,209.52
  5. Step 5: Solve for x
    x = 50,231,934,209.52/183,776.40
  6. Step 6: Final answer
    x = 273,331.80

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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.