Home / 213,641.24-294,735.84-122,975.51

Finding the Fourth Proportional to 213,641.24, 294,735.84 and 122,975.51

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Solution

The fourth proportional to 213,641.24, 294,735.84 and 122,975.51 is: 169,654.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,641.24 : 294,735.84 = 122,975.51 : x
  2. Step 2: Convert to fraction form
    213,641.24/294,735.84 = 122,975.51/x
  3. Step 3: Cross multiply
    213,641.24x = 294,735.84 × 122,975.51
  4. Step 4: Simplify right side
    213,641.24x = 36,245,288,765.60
  5. Step 5: Solve for x
    x = 36,245,288,765.60/213,641.24
  6. Step 6: Final answer
    x = 169,654.93

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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.