Home / 141,020.46-194,608.22-77,359.59

Finding the Fourth Proportional to 141,020.46, 194,608.22 and 77,359.59

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Solution

The fourth proportional to 141,020.46, 194,608.22 and 77,359.59 is: 106,756.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,020.46 : 194,608.22 = 77,359.59 : x
  2. Step 2: Convert to fraction form
    141,020.46/194,608.22 = 77,359.59/x
  3. Step 3: Cross multiply
    141,020.46x = 194,608.22 × 77,359.59
  4. Step 4: Simplify right side
    141,020.46x = 15,054,811,723.03
  5. Step 5: Solve for x
    x = 15,054,811,723.03/141,020.46
  6. Step 6: Final answer
    x = 106,756.22

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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.