Home / 221,289.33-330,674.24-166,157.39

Finding the Fourth Proportional to 221,289.33, 330,674.24 and 166,157.39

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Solution

The fourth proportional to 221,289.33, 330,674.24 and 166,157.39 is: 248,290.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,289.33 : 330,674.24 = 166,157.39 : x
  2. Step 2: Convert to fraction form
    221,289.33/330,674.24 = 166,157.39/x
  3. Step 3: Cross multiply
    221,289.33x = 330,674.24 × 166,157.39
  4. Step 4: Simplify right side
    221,289.33x = 54,943,967,420.66
  5. Step 5: Solve for x
    x = 54,943,967,420.66/221,289.33
  6. Step 6: Final answer
    x = 248,290.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.