Home / 188,561.07-282,841.52-55,442.43

Finding the Fourth Proportional to 188,561.07, 282,841.52 and 55,442.43

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Solution

The fourth proportional to 188,561.07, 282,841.52 and 55,442.43 is: 83,163.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,561.07 : 282,841.52 = 55,442.43 : x
  2. Step 2: Convert to fraction form
    188,561.07/282,841.52 = 55,442.43/x
  3. Step 3: Cross multiply
    188,561.07x = 282,841.52 × 55,442.43
  4. Step 4: Simplify right side
    188,561.07x = 15,681,420,896.48
  5. Step 5: Solve for x
    x = 15,681,420,896.48/188,561.07
  6. Step 6: Final answer
    x = 83,163.62

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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.