Home / 188,231.04-282,419.52-82,975.68

Finding the Fourth Proportional to 188,231.04, 282,419.52 and 82,975.68

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Solution

The fourth proportional to 188,231.04, 282,419.52 and 82,975.68 is: 124,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,231.04 : 282,419.52 = 82,975.68 : x
  2. Step 2: Convert to fraction form
    188,231.04/282,419.52 = 82,975.68/x
  3. Step 3: Cross multiply
    188,231.04x = 282,419.52 × 82,975.68
  4. Step 4: Simplify right side
    188,231.04x = 23,433,951,717.27
  5. Step 5: Solve for x
    x = 23,433,951,717.27/188,231.04
  6. Step 6: Final answer
    x = 124,495.68

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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.