Finding the Fourth Proportional to 122,948.80, 184,444.80 and 44,108.80
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Solution
The fourth proportional to 122,948.80, 184,444.80 and 44,108.80 is: 66,170.95
Step by Step Solution
- Step 1: Write the proportion equation
122,948.80 : 184,444.80 = 44,108.80 : x - Step 2: Convert to fraction form
122,948.80/184,444.80 = 44,108.80/x - Step 3: Cross multiply
122,948.80x = 184,444.80 × 44,108.80 - Step 4: Simplify right side
122,948.80x = 8,135,638,794.24 - Step 5: Solve for x
x = 8,135,638,794.24/122,948.80 - Step 6: Final answer
x = 66,170.95
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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.