Finding the Fourth Proportional to 88,579.75, 122,240.06 and 48,835.75
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Solution
The fourth proportional to 88,579.75, 122,240.06 and 48,835.75 is: 67,393.34
Step by Step Solution
- Step 1: Write the proportion equation
88,579.75 : 122,240.06 = 48,835.75 : x - Step 2: Convert to fraction form
88,579.75/122,240.06 = 48,835.75/x - Step 3: Cross multiply
88,579.75x = 122,240.06 × 48,835.75 - Step 4: Simplify right side
88,579.75x = 5,969,685,010.15 - Step 5: Solve for x
x = 5,969,685,010.15/88,579.75 - Step 6: Final answer
x = 67,393.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.