Home / 194,246.38-268,072.33-117,772.80

Finding the Fourth Proportional to 194,246.38, 268,072.33 and 117,772.80

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Solution

The fourth proportional to 194,246.38, 268,072.33 and 117,772.80 is: 162,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,246.38 : 268,072.33 = 117,772.80 : x
  2. Step 2: Convert to fraction form
    194,246.38/268,072.33 = 117,772.80/x
  3. Step 3: Cross multiply
    194,246.38x = 268,072.33 × 117,772.80
  4. Step 4: Simplify right side
    194,246.38x = 31,571,628,612.19
  5. Step 5: Solve for x
    x = 31,571,628,612.19/194,246.38
  6. Step 6: Final answer
    x = 162,533.93

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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.