Home / 188,448.12-282,673.74-55,330.52

Finding the Fourth Proportional to 188,448.12, 282,673.74 and 55,330.52

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Solution

The fourth proportional to 188,448.12, 282,673.74 and 55,330.52 is: 82,996.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,448.12 : 282,673.74 = 55,330.52 : x
  2. Step 2: Convert to fraction form
    188,448.12/282,673.74 = 55,330.52/x
  3. Step 3: Cross multiply
    188,448.12x = 282,673.74 × 55,330.52
  4. Step 4: Simplify right side
    188,448.12x = 15,640,485,024.54
  5. Step 5: Solve for x
    x = 15,640,485,024.54/188,448.12
  6. Step 6: Final answer
    x = 82,996.24

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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.