Home / 331,198.02-496,870.92-120,835.98

Finding the Fourth Proportional to 331,198.02, 496,870.92 and 120,835.98

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Solution

The fourth proportional to 331,198.02, 496,870.92 and 120,835.98 is: 181,280.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,198.02 : 496,870.92 = 120,835.98 : x
  2. Step 2: Convert to fraction form
    331,198.02/496,870.92 = 120,835.98/x
  3. Step 3: Cross multiply
    331,198.02x = 496,870.92 × 120,835.98
  4. Step 4: Simplify right side
    331,198.02x = 60,039,884,551.70
  5. Step 5: Solve for x
    x = 60,039,884,551.70/331,198.02
  6. Step 6: Final answer
    x = 181,280.93

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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.