Home / 274,904.04-379,361.16-161,734.08

Finding the Fourth Proportional to 274,904.04, 379,361.16 and 161,734.08

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Solution

The fourth proportional to 274,904.04, 379,361.16 and 161,734.08 is: 223,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,904.04 : 379,361.16 = 161,734.08 : x
  2. Step 2: Convert to fraction form
    274,904.04/379,361.16 = 161,734.08/x
  3. Step 3: Cross multiply
    274,904.04x = 379,361.16 × 161,734.08
  4. Step 4: Simplify right side
    274,904.04x = 61,355,628,200.33
  5. Step 5: Solve for x
    x = 61,355,628,200.33/274,904.04
  6. Step 6: Final answer
    x = 223,189.26

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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.