Home / 213,119.38-294,103.32-117,626.07

Finding the Fourth Proportional to 213,119.38, 294,103.32 and 117,626.07

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Solution

The fourth proportional to 213,119.38, 294,103.32 and 117,626.07 is: 162,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,119.38 : 294,103.32 = 117,626.07 : x
  2. Step 2: Convert to fraction form
    213,119.38/294,103.32 = 117,626.07/x
  3. Step 3: Cross multiply
    213,119.38x = 294,103.32 × 117,626.07
  4. Step 4: Simplify right side
    213,119.38x = 34,594,217,705.55
  5. Step 5: Solve for x
    x = 34,594,217,705.55/213,119.38
  6. Step 6: Final answer
    x = 162,323.19

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1.5x scale

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.