Home / 239,271.45-330,190.07-131,851.41

Finding the Fourth Proportional to 239,271.45, 330,190.07 and 131,851.41

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Solution

The fourth proportional to 239,271.45, 330,190.07 and 131,851.41 is: 181,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,271.45 : 330,190.07 = 131,851.41 : x
  2. Step 2: Convert to fraction form
    239,271.45/330,190.07 = 131,851.41/x
  3. Step 3: Cross multiply
    239,271.45x = 330,190.07 × 131,851.41
  4. Step 4: Simplify right side
    239,271.45x = 43,536,025,638.24
  5. Step 5: Solve for x
    x = 43,536,025,638.24/239,271.45
  6. Step 6: Final answer
    x = 181,952.45

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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.