Home / 193,008.75-266,362.69-106,965.94

Finding the Fourth Proportional to 193,008.75, 266,362.69 and 106,965.94

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Solution

The fourth proportional to 193,008.75, 266,362.69 and 106,965.94 is: 147,618.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,008.75 : 266,362.69 = 106,965.94 : x
  2. Step 2: Convert to fraction form
    193,008.75/266,362.69 = 106,965.94/x
  3. Step 3: Cross multiply
    193,008.75x = 266,362.69 × 106,965.94
  4. Step 4: Simplify right side
    193,008.75x = 28,491,734,984.58
  5. Step 5: Solve for x
    x = 28,491,734,984.58/193,008.75
  6. Step 6: Final answer
    x = 147,618.88

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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.