Finding the Fourth Proportional to 217,044.09, 325,602.90 and 74,850.75
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Solution
The fourth proportional to 217,044.09, 325,602.90 and 74,850.75 is: 112,288.80
Step by Step Solution
- Step 1: Write the proportion equation
217,044.09 : 325,602.90 = 74,850.75 : x - Step 2: Convert to fraction form
217,044.09/325,602.90 = 74,850.75/x - Step 3: Cross multiply
217,044.09x = 325,602.90 × 74,850.75 - Step 4: Simplify right side
217,044.09x = 24,371,621,267.18 - Step 5: Solve for x
x = 24,371,621,267.18/217,044.09 - Step 6: Final answer
x = 112,288.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.