Home / 141,982.42-212,951.06-47,204.72

Finding the Fourth Proportional to 141,982.42, 212,951.06 and 47,204.72

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Solution

The fourth proportional to 141,982.42, 212,951.06 and 47,204.72 is: 70,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,982.42 : 212,951.06 = 47,204.72 : x
  2. Step 2: Convert to fraction form
    141,982.42/212,951.06 = 47,204.72/x
  3. Step 3: Cross multiply
    141,982.42x = 212,951.06 × 47,204.72
  4. Step 4: Simplify right side
    141,982.42x = 10,052,295,161.00
  5. Step 5: Solve for x
    x = 10,052,295,161.00/141,982.42
  6. Step 6: Final answer
    x = 70,799.58

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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.