Home / 213,433.03-294,543.48-117,945.73

Finding the Fourth Proportional to 213,433.03, 294,543.48 and 117,945.73

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Solution

The fourth proportional to 213,433.03, 294,543.48 and 117,945.73 is: 162,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,433.03 : 294,543.48 = 117,945.73 : x
  2. Step 2: Convert to fraction form
    213,433.03/294,543.48 = 117,945.73/x
  3. Step 3: Cross multiply
    213,433.03x = 294,543.48 × 117,945.73
  4. Step 4: Simplify right side
    213,433.03x = 34,740,145,765.34
  5. Step 5: Solve for x
    x = 34,740,145,765.34/213,433.03
  6. Step 6: Final answer
    x = 162,768.37

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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.