Home / 141,609.80-212,414.70-48,115.55

Finding the Fourth Proportional to 141,609.80, 212,414.70 and 48,115.55

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Solution

The fourth proportional to 141,609.80, 212,414.70 and 48,115.55 is: 72,173.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,609.80 : 212,414.70 = 48,115.55 : x
  2. Step 2: Convert to fraction form
    141,609.80/212,414.70 = 48,115.55/x
  3. Step 3: Cross multiply
    141,609.80x = 212,414.70 × 48,115.55
  4. Step 4: Simplify right side
    141,609.80x = 10,220,450,118.59
  5. Step 5: Solve for x
    x = 10,220,450,118.59/141,609.80
  6. Step 6: Final answer
    x = 72,173.33

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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.