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Finding the Fourth Proportional to 274,096.04, 378,114 and 183,455.80

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Solution

The fourth proportional to 274,096.04, 378,114 and 183,455.80 is: 253,076.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,096.04 : 378,114 = 183,455.80 : x
  2. Step 2: Convert to fraction form
    274,096.04/378,114 = 183,455.80/x
  3. Step 3: Cross multiply
    274,096.04x = 378,114 × 183,455.80
  4. Step 4: Simplify right side
    274,096.04x = 69,367,206,361.20
  5. Step 5: Solve for x
    x = 69,367,206,361.20/274,096.04
  6. Step 6: Final answer
    x = 253,076.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.