Finding the Fourth Proportional to 122,946.80, 184,441.80 and 44,106.80
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Solution
The fourth proportional to 122,946.80, 184,441.80 and 44,106.80 is: 66,167.95
Step by Step Solution
- Step 1: Write the proportion equation
122,946.80 : 184,441.80 = 44,106.80 : x - Step 2: Convert to fraction form
122,946.80/184,441.80 = 44,106.80/x - Step 3: Cross multiply
122,946.80x = 184,441.80 × 44,106.80 - Step 4: Simplify right side
122,946.80x = 8,135,137,584.24 - Step 5: Solve for x
x = 8,135,137,584.24/122,946.80 - Step 6: Final answer
x = 66,167.95
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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.