Home / 194,814.45-268,841.29-108,774.76

Finding the Fourth Proportional to 194,814.45, 268,841.29 and 108,774.76

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Solution

The fourth proportional to 194,814.45, 268,841.29 and 108,774.76 is: 150,107.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,814.45 : 268,841.29 = 108,774.76 : x
  2. Step 2: Convert to fraction form
    194,814.45/268,841.29 = 108,774.76/x
  3. Step 3: Cross multiply
    194,814.45x = 268,841.29 × 108,774.76
  4. Step 4: Simplify right side
    194,814.45x = 29,243,146,797.84
  5. Step 5: Solve for x
    x = 29,243,146,797.84/194,814.45
  6. Step 6: Final answer
    x = 150,107.69

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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.