Finding the Fourth Proportional to 87,365.16, 120,573.96 and 48,606.84
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Solution
The fourth proportional to 87,365.16, 120,573.96 and 48,606.84 is: 67,083.02
Step by Step Solution
- Step 1: Write the proportion equation
87,365.16 : 120,573.96 = 48,606.84 : x - Step 2: Convert to fraction form
87,365.16/120,573.96 = 48,606.84/x - Step 3: Cross multiply
87,365.16x = 120,573.96 × 48,606.84 - Step 4: Simplify right side
87,365.16x = 5,860,719,181.89 - Step 5: Solve for x
x = 5,860,719,181.89/87,365.16 - Step 6: Final answer
x = 67,083.02
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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.