Finding the Fourth Proportional to 88,560.99, 122,211.72 and 48,275.54
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Solution
The fourth proportional to 88,560.99, 122,211.72 and 48,275.54 is: 66,618.90
Step by Step Solution
- Step 1: Write the proportion equation
88,560.99 : 122,211.72 = 48,275.54 : x - Step 2: Convert to fraction form
88,560.99/122,211.72 = 48,275.54/x - Step 3: Cross multiply
88,560.99x = 122,211.72 × 48,275.54 - Step 4: Simplify right side
88,560.99x = 5,899,836,166.27 - Step 5: Solve for x
x = 5,899,836,166.27/88,560.99 - Step 6: Final answer
x = 66,618.90
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1.5x scale
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.