Home / 213,940.39-295,242.27-117,148.33

Finding the Fourth Proportional to 213,940.39, 295,242.27 and 117,148.33

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Solution

The fourth proportional to 213,940.39, 295,242.27 and 117,148.33 is: 161,667.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,940.39 : 295,242.27 = 117,148.33 : x
  2. Step 2: Convert to fraction form
    213,940.39/295,242.27 = 117,148.33/x
  3. Step 3: Cross multiply
    213,940.39x = 295,242.27 × 117,148.33
  4. Step 4: Simplify right side
    213,940.39x = 34,587,137,144.92
  5. Step 5: Solve for x
    x = 34,587,137,144.92/213,940.39
  6. Step 6: Final answer
    x = 161,667.17

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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.