Home / 188,429.72-282,673.26-117,294.80

Finding the Fourth Proportional to 188,429.72, 282,673.26 and 117,294.80

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Solution

The fourth proportional to 188,429.72, 282,673.26 and 117,294.80 is: 175,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,429.72 : 282,673.26 = 117,294.80 : x
  2. Step 2: Convert to fraction form
    188,429.72/282,673.26 = 117,294.80/x
  3. Step 3: Cross multiply
    188,429.72x = 282,673.26 × 117,294.80
  4. Step 4: Simplify right side
    188,429.72x = 33,156,103,497.05
  5. Step 5: Solve for x
    x = 33,156,103,497.05/188,429.72
  6. Step 6: Final answer
    x = 175,960.05

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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.