Home / 239,257.22-330,173.34-131,824.76

Finding the Fourth Proportional to 239,257.22, 330,173.34 and 131,824.76

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Solution

The fourth proportional to 239,257.22, 330,173.34 and 131,824.76 is: 181,917.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,257.22 : 330,173.34 = 131,824.76 : x
  2. Step 2: Convert to fraction form
    239,257.22/330,173.34 = 131,824.76/x
  3. Step 3: Cross multiply
    239,257.22x = 330,173.34 × 131,824.76
  4. Step 4: Simplify right side
    239,257.22x = 43,525,021,303.90
  5. Step 5: Solve for x
    x = 43,525,021,303.90/239,257.22
  6. Step 6: Final answer
    x = 181,917.27

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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.