Home / 188,004.92-282,257.67-109,175.72

Finding the Fourth Proportional to 188,004.92, 282,257.67 and 109,175.72

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Solution

The fourth proportional to 188,004.92, 282,257.67 and 109,175.72 is: 163,908.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,004.92 : 282,257.67 = 109,175.72 : x
  2. Step 2: Convert to fraction form
    188,004.92/282,257.67 = 109,175.72/x
  3. Step 3: Cross multiply
    188,004.92x = 282,257.67 × 109,175.72
  4. Step 4: Simplify right side
    188,004.92x = 30,815,683,994.95
  5. Step 5: Solve for x
    x = 30,815,683,994.95/188,004.92
  6. Step 6: Final answer
    x = 163,908.92

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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.