Finding the Fourth Proportional to 88,816.92, 122,575.86 and 48,536.82
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Solution
The fourth proportional to 88,816.92, 122,575.86 and 48,536.82 is: 66,985.46
Step by Step Solution
- Step 1: Write the proportion equation
88,816.92 : 122,575.86 = 48,536.82 : x - Step 2: Convert to fraction form
88,816.92/122,575.86 = 48,536.82/x - Step 3: Cross multiply
88,816.92x = 122,575.86 × 48,536.82 - Step 4: Simplify right side
88,816.92x = 5,949,442,453.17 - Step 5: Solve for x
x = 5,949,442,453.17/88,816.92 - Step 6: Final answer
x = 66,985.46
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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.