Finding the Fourth Proportional to 74,372.77, 102,589.09 and 44,137.63
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Solution
The fourth proportional to 74,372.77, 102,589.09 and 44,137.63 is: 60,883.03
Step by Step Solution
- Step 1: Write the proportion equation
74,372.77 : 102,589.09 = 44,137.63 : x - Step 2: Convert to fraction form
74,372.77/102,589.09 = 44,137.63/x - Step 3: Cross multiply
74,372.77x = 102,589.09 × 44,137.63 - Step 4: Simplify right side
74,372.77x = 4,528,039,296.46 - Step 5: Solve for x
x = 4,528,039,296.46/74,372.77 - Step 6: Final answer
x = 60,883.03
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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.