Home / 330,786.88-496,114.74-94,131.64

Finding the Fourth Proportional to 330,786.88, 496,114.74 and 94,131.64

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Solution

The fourth proportional to 330,786.88, 496,114.74 and 94,131.64 is: 141,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,786.88 : 496,114.74 = 94,131.64 : x
  2. Step 2: Convert to fraction form
    330,786.88/496,114.74 = 94,131.64/x
  3. Step 3: Cross multiply
    330,786.88x = 496,114.74 × 94,131.64
  4. Step 4: Simplify right side
    330,786.88x = 46,700,094,104.37
  5. Step 5: Solve for x
    x = 46,700,094,104.37/330,786.88
  6. Step 6: Final answer
    x = 141,178.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.