Home / 275,943.52-381,091.17-190,125.64

Finding the Fourth Proportional to 275,943.52, 381,091.17 and 190,125.64

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Solution

The fourth proportional to 275,943.52, 381,091.17 and 190,125.64 is: 262,572.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,943.52 : 381,091.17 = 190,125.64 : x
  2. Step 2: Convert to fraction form
    275,943.52/381,091.17 = 190,125.64/x
  3. Step 3: Cross multiply
    275,943.52x = 381,091.17 × 190,125.64
  4. Step 4: Simplify right side
    275,943.52x = 72,455,202,594.60
  5. Step 5: Solve for x
    x = 72,455,202,594.60/275,943.52
  6. Step 6: Final answer
    x = 262,572.58

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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.