Finding the Fourth Proportional to 88,958.96, 122,762.28 and 48,672.14
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Solution
The fourth proportional to 88,958.96, 122,762.28 and 48,672.14 is: 67,166.96
Step by Step Solution
- Step 1: Write the proportion equation
88,958.96 : 122,762.28 = 48,672.14 : x - Step 2: Convert to fraction form
88,958.96/122,762.28 = 48,672.14/x - Step 3: Cross multiply
88,958.96x = 122,762.28 × 48,672.14 - Step 4: Simplify right side
88,958.96x = 5,975,102,878.88 - Step 5: Solve for x
x = 5,975,102,878.88/88,958.96 - Step 6: Final answer
x = 67,166.96
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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.