Home / 141,102.81-194,247.05-122,244.49

Finding the Fourth Proportional to 141,102.81, 194,247.05 and 122,244.49

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Solution

The fourth proportional to 141,102.81, 194,247.05 and 122,244.49 is: 168,286.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,102.81 : 194,247.05 = 122,244.49 : x
  2. Step 2: Convert to fraction form
    141,102.81/194,247.05 = 122,244.49/x
  3. Step 3: Cross multiply
    141,102.81x = 194,247.05 × 122,244.49
  4. Step 4: Simplify right side
    141,102.81x = 23,745,631,192.84
  5. Step 5: Solve for x
    x = 23,745,631,192.84/141,102.81
  6. Step 6: Final answer
    x = 168,286.03

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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.