Home / 239,666.22-330,859.22-149,051.37

Finding the Fourth Proportional to 239,666.22, 330,859.22 and 149,051.37

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Solution

The fourth proportional to 239,666.22, 330,859.22 and 149,051.37 is: 205,765.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,666.22 : 330,859.22 = 149,051.37 : x
  2. Step 2: Convert to fraction form
    239,666.22/330,859.22 = 149,051.37/x
  3. Step 3: Cross multiply
    239,666.22x = 330,859.22 × 149,051.37
  4. Step 4: Simplify right side
    239,666.22x = 49,315,019,272.87
  5. Step 5: Solve for x
    x = 49,315,019,272.87/239,666.22
  6. Step 6: Final answer
    x = 205,765.42

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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.