Home / 137,220.82-205,618.66-95,182.63

Finding the Fourth Proportional to 137,220.82, 205,618.66 and 95,182.63

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Solution

The fourth proportional to 137,220.82, 205,618.66 and 95,182.63 is: 142,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,220.82 : 205,618.66 = 95,182.63 : x
  2. Step 2: Convert to fraction form
    137,220.82/205,618.66 = 95,182.63/x
  3. Step 3: Cross multiply
    137,220.82x = 205,618.66 × 95,182.63
  4. Step 4: Simplify right side
    137,220.82x = 19,571,324,835.88
  5. Step 5: Solve for x
    x = 19,571,324,835.88/137,220.82
  6. Step 6: Final answer
    x = 142,626.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.