Finding the Fourth Proportional to 255,080.68, 351,916.26 and 159,551.08
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Solution
The fourth proportional to 255,080.68, 351,916.26 and 159,551.08 is: 220,121.02
Step by Step Solution
- Step 1: Write the proportion equation
255,080.68 : 351,916.26 = 159,551.08 : x - Step 2: Convert to fraction form
255,080.68/351,916.26 = 159,551.08/x - Step 3: Cross multiply
255,080.68x = 351,916.26 × 159,551.08 - Step 4: Simplify right side
255,080.68x = 56,148,619,352.56 - Step 5: Solve for x
x = 56,148,619,352.56/255,080.68 - Step 6: Final answer
x = 220,121.02
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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.