Home / 154,550.85-231,766.74-54,692.43

Finding the Fourth Proportional to 154,550.85, 231,766.74 and 54,692.43

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Solution

The fourth proportional to 154,550.85, 231,766.74 and 54,692.43 is: 82,017.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,550.85 : 231,766.74 = 54,692.43 : x
  2. Step 2: Convert to fraction form
    154,550.85/231,766.74 = 54,692.43/x
  3. Step 3: Cross multiply
    154,550.85x = 231,766.74 × 54,692.43
  4. Step 4: Simplify right side
    154,550.85x = 12,675,886,203.78
  5. Step 5: Solve for x
    x = 12,675,886,203.78/154,550.85
  6. Step 6: Final answer
    x = 82,017.58

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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.