Home / 197,782.85-296,674.28-131,352.72

Finding the Fourth Proportional to 197,782.85, 296,674.28 and 131,352.72

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Solution

The fourth proportional to 197,782.85, 296,674.28 and 131,352.72 is: 197,029.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,782.85 : 296,674.28 = 131,352.72 : x
  2. Step 2: Convert to fraction form
    197,782.85/296,674.28 = 131,352.72/x
  3. Step 3: Cross multiply
    197,782.85x = 296,674.28 × 131,352.72
  4. Step 4: Simplify right side
    197,782.85x = 38,968,972,975.28
  5. Step 5: Solve for x
    x = 38,968,972,975.28/197,782.85
  6. Step 6: Final answer
    x = 197,029.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.