Home / 239,271.14-330,182.26-131,823.83

Finding the Fourth Proportional to 239,271.14, 330,182.26 and 131,823.83

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Solution

The fourth proportional to 239,271.14, 330,182.26 and 131,823.83 is: 181,910.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,271.14 : 330,182.26 = 131,823.83 : x
  2. Step 2: Convert to fraction form
    239,271.14/330,182.26 = 131,823.83/x
  3. Step 3: Cross multiply
    239,271.14x = 330,182.26 × 131,823.83
  4. Step 4: Simplify right side
    239,271.14x = 43,525,890,607.15
  5. Step 5: Solve for x
    x = 43,525,890,607.15/239,271.14
  6. Step 6: Final answer
    x = 181,910.32

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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.