Home / 141,605.40-212,408.10-134,716.35

Finding the Fourth Proportional to 141,605.40, 212,408.10 and 134,716.35

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Solution

The fourth proportional to 141,605.40, 212,408.10 and 134,716.35 is: 202,074.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,605.40 : 212,408.10 = 134,716.35 : x
  2. Step 2: Convert to fraction form
    141,605.40/212,408.10 = 134,716.35/x
  3. Step 3: Cross multiply
    141,605.40x = 212,408.10 × 134,716.35
  4. Step 4: Simplify right side
    141,605.40x = 28,614,843,942.44
  5. Step 5: Solve for x
    x = 28,614,843,942.44/141,605.40
  6. Step 6: Final answer
    x = 202,074.53

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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.