Home / 273,949.26-378,050.49-153,090.55

Finding the Fourth Proportional to 273,949.26, 378,050.49 and 153,090.55

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Solution

The fourth proportional to 273,949.26, 378,050.49 and 153,090.55 is: 211,265.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,949.26 : 378,050.49 = 153,090.55 : x
  2. Step 2: Convert to fraction form
    273,949.26/378,050.49 = 153,090.55/x
  3. Step 3: Cross multiply
    273,949.26x = 378,050.49 × 153,090.55
  4. Step 4: Simplify right side
    273,949.26x = 57,875,955,787.90
  5. Step 5: Solve for x
    x = 57,875,955,787.90/273,949.26
  6. Step 6: Final answer
    x = 211,265.24

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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.