Home / 188,375.94-282,674.07-70,131.06

Finding the Fourth Proportional to 188,375.94, 282,674.07 and 70,131.06

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Solution

The fourth proportional to 188,375.94, 282,674.07 and 70,131.06 is: 105,237.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,375.94 : 282,674.07 = 70,131.06 : x
  2. Step 2: Convert to fraction form
    188,375.94/282,674.07 = 70,131.06/x
  3. Step 3: Cross multiply
    188,375.94x = 282,674.07 × 70,131.06
  4. Step 4: Simplify right side
    188,375.94x = 19,824,232,163.61
  5. Step 5: Solve for x
    x = 19,824,232,163.61/188,375.94
  6. Step 6: Final answer
    x = 105,237.60

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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.