Finding the Fourth Proportional to 149,269.26, 223,378.02 and 93,135.81
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Solution
The fourth proportional to 149,269.26, 223,378.02 and 93,135.81 is: 139,375.60
Step by Step Solution
- Step 1: Write the proportion equation
149,269.26 : 223,378.02 = 93,135.81 : x - Step 2: Convert to fraction form
149,269.26/223,378.02 = 93,135.81/x - Step 3: Cross multiply
149,269.26x = 223,378.02 × 93,135.81 - Step 4: Simplify right side
149,269.26x = 20,804,492,828.90 - Step 5: Solve for x
x = 20,804,492,828.90/149,269.26 - Step 6: Final answer
x = 139,375.60
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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.