Home / 239,187.37-330,078.58-131,757.41

Finding the Fourth Proportional to 239,187.37, 330,078.58 and 131,757.41

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Solution

The fourth proportional to 239,187.37, 330,078.58 and 131,757.41 is: 181,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,187.37 : 330,078.58 = 131,757.41 : x
  2. Step 2: Convert to fraction form
    239,187.37/330,078.58 = 131,757.41/x
  3. Step 3: Cross multiply
    239,187.37x = 330,078.58 × 131,757.41
  4. Step 4: Simplify right side
    239,187.37x = 43,490,296,990.04
  5. Step 5: Solve for x
    x = 43,490,296,990.04/239,187.37
  6. Step 6: Final answer
    x = 181,825.22

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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.