Home / 182,185.70-251,415.43-100,511.73

Finding the Fourth Proportional to 182,185.70, 251,415.43 and 100,511.73

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Solution

The fourth proportional to 182,185.70, 251,415.43 and 100,511.73 is: 138,705.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,185.70 : 251,415.43 = 100,511.73 : x
  2. Step 2: Convert to fraction form
    182,185.70/251,415.43 = 100,511.73/x
  3. Step 3: Cross multiply
    182,185.70x = 251,415.43 × 100,511.73
  4. Step 4: Simplify right side
    182,185.70x = 25,270,198,058.36
  5. Step 5: Solve for x
    x = 25,270,198,058.36/182,185.70
  6. Step 6: Final answer
    x = 138,705.72

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1.5x scale

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.