Finding the Fourth Proportional to 88,984.35, 122,795.37 and 48,695.40
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Solution
The fourth proportional to 88,984.35, 122,795.37 and 48,695.40 is: 67,197.99
Step by Step Solution
- Step 1: Write the proportion equation
88,984.35 : 122,795.37 = 48,695.40 : x - Step 2: Convert to fraction form
88,984.35/122,795.37 = 48,695.40/x - Step 3: Cross multiply
88,984.35x = 122,795.37 × 48,695.40 - Step 4: Simplify right side
88,984.35x = 5,979,569,660.30 - Step 5: Solve for x
x = 5,979,569,660.30/88,984.35 - Step 6: Final answer
x = 67,197.99
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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.