Home / 141,252.28-194,880.56-79,990.08

Finding the Fourth Proportional to 141,252.28, 194,880.56 and 79,990.08

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Solution

The fourth proportional to 141,252.28, 194,880.56 and 79,990.08 is: 110,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,252.28 : 194,880.56 = 79,990.08 : x
  2. Step 2: Convert to fraction form
    141,252.28/194,880.56 = 79,990.08/x
  3. Step 3: Cross multiply
    141,252.28x = 194,880.56 × 79,990.08
  4. Step 4: Simplify right side
    141,252.28x = 15,588,511,584.84
  5. Step 5: Solve for x
    x = 15,588,511,584.84/141,252.28
  6. Step 6: Final answer
    x = 110,359.36

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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.