Home / 188,163.04-282,253.08-55,054.72

Finding the Fourth Proportional to 188,163.04, 282,253.08 and 55,054.72

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Solution

The fourth proportional to 188,163.04, 282,253.08 and 55,054.72 is: 82,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,163.04 : 282,253.08 = 55,054.72 : x
  2. Step 2: Convert to fraction form
    188,163.04/282,253.08 = 55,054.72/x
  3. Step 3: Cross multiply
    188,163.04x = 282,253.08 × 55,054.72
  4. Step 4: Simplify right side
    188,163.04x = 15,539,364,288.54
  5. Step 5: Solve for x
    x = 15,539,364,288.54/188,163.04
  6. Step 6: Final answer
    x = 82,584.57

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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.