Home / 239,176.97-330,062.69-131,744.51

Finding the Fourth Proportional to 239,176.97, 330,062.69 and 131,744.51

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Solution

The fourth proportional to 239,176.97, 330,062.69 and 131,744.51 is: 181,806.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,176.97 : 330,062.69 = 131,744.51 : x
  2. Step 2: Convert to fraction form
    239,176.97/330,062.69 = 131,744.51/x
  3. Step 3: Cross multiply
    239,176.97x = 330,062.69 × 131,744.51
  4. Step 4: Simplify right side
    239,176.97x = 43,483,946,704.61
  5. Step 5: Solve for x
    x = 43,483,946,704.61/239,176.97
  6. Step 6: Final answer
    x = 181,806.58

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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.