Finding the Fourth Proportional to 147,219.14, 220,894.26 and 53,703.02
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Solution
The fourth proportional to 147,219.14, 220,894.26 and 53,703.02 is: 80,578.44
Step by Step Solution
- Step 1: Write the proportion equation
147,219.14 : 220,894.26 = 53,703.02 : x - Step 2: Convert to fraction form
147,219.14/220,894.26 = 53,703.02/x - Step 3: Cross multiply
147,219.14x = 220,894.26 × 53,703.02 - Step 4: Simplify right side
147,219.14x = 11,862,688,862.67 - Step 5: Solve for x
x = 11,862,688,862.67/147,219.14 - Step 6: Final answer
x = 80,578.44
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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.