Home / 239,276.70-330,216.35-131,846.60

Finding the Fourth Proportional to 239,276.70, 330,216.35 and 131,846.60

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Solution

The fourth proportional to 239,276.70, 330,216.35 and 131,846.60 is: 181,956.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,276.70 : 330,216.35 = 131,846.60 : x
  2. Step 2: Convert to fraction form
    239,276.70/330,216.35 = 131,846.60/x
  3. Step 3: Cross multiply
    239,276.70x = 330,216.35 × 131,846.60
  4. Step 4: Simplify right side
    239,276.70x = 43,537,903,178.22
  5. Step 5: Solve for x
    x = 43,537,903,178.22/239,276.70
  6. Step 6: Final answer
    x = 181,956.30

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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.