Finding the Fourth Proportional to 80,024.79, 110,431.23 and 44,214.03
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Solution
The fourth proportional to 80,024.79, 110,431.23 and 44,214.03 is: 61,013.72
Step by Step Solution
- Step 1: Write the proportion equation
80,024.79 : 110,431.23 = 44,214.03 : x - Step 2: Convert to fraction form
80,024.79/110,431.23 = 44,214.03/x - Step 3: Cross multiply
80,024.79x = 110,431.23 × 44,214.03 - Step 4: Simplify right side
80,024.79x = 4,882,609,495.09 - Step 5: Solve for x
x = 4,882,609,495.09/80,024.79 - Step 6: Final answer
x = 61,013.72
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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.