Home / 213,865.81-295,103.92-118,372.27

Finding the Fourth Proportional to 213,865.81, 295,103.92 and 118,372.27

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Solution

The fourth proportional to 213,865.81, 295,103.92 and 118,372.27 is: 163,336.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,865.81 : 295,103.92 = 118,372.27 : x
  2. Step 2: Convert to fraction form
    213,865.81/295,103.92 = 118,372.27/x
  3. Step 3: Cross multiply
    213,865.81x = 295,103.92 × 118,372.27
  4. Step 4: Simplify right side
    213,865.81x = 34,932,120,896.30
  5. Step 5: Solve for x
    x = 34,932,120,896.30/213,865.81
  6. Step 6: Final answer
    x = 163,336.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.