Home / 231,716.32-346,986.24-194,177.68

Finding the Fourth Proportional to 231,716.32, 346,986.24 and 194,177.68

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Solution

The fourth proportional to 231,716.32, 346,986.24 and 194,177.68 is: 290,773.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,716.32 : 346,986.24 = 194,177.68 : x
  2. Step 2: Convert to fraction form
    231,716.32/346,986.24 = 194,177.68/x
  3. Step 3: Cross multiply
    231,716.32x = 346,986.24 × 194,177.68
  4. Step 4: Simplify right side
    231,716.32x = 67,376,983,075.12
  5. Step 5: Solve for x
    x = 67,376,983,075.12/231,716.32
  6. Step 6: Final answer
    x = 290,773.58

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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.