Finding the Fourth Proportional to 80,118.08, 110,560.92 and 44,307.14
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Solution
The fourth proportional to 80,118.08, 110,560.92 and 44,307.14 is: 61,142.73
Step by Step Solution
- Step 1: Write the proportion equation
80,118.08 : 110,560.92 = 44,307.14 : x - Step 2: Convert to fraction form
80,118.08/110,560.92 = 44,307.14/x - Step 3: Cross multiply
80,118.08x = 110,560.92 × 44,307.14 - Step 4: Simplify right side
80,118.08x = 4,898,638,160.97 - Step 5: Solve for x
x = 4,898,638,160.97/80,118.08 - Step 6: Final answer
x = 61,142.73
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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.