Home / 274,053.07-378,269.65-188,026.06

Finding the Fourth Proportional to 274,053.07, 378,269.65 and 188,026.06

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Solution

The fourth proportional to 274,053.07, 378,269.65 and 188,026.06 is: 259,528.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,053.07 : 378,269.65 = 188,026.06 : x
  2. Step 2: Convert to fraction form
    274,053.07/378,269.65 = 188,026.06/x
  3. Step 3: Cross multiply
    274,053.07x = 378,269.65 × 188,026.06
  4. Step 4: Simplify right side
    274,053.07x = 71,124,550,848.05
  5. Step 5: Solve for x
    x = 71,124,550,848.05/274,053.07
  6. Step 6: Final answer
    x = 259,528.38

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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.