Finding the Fourth Proportional to 268,389.96, 402,634.22 and 88,485.99
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Solution
The fourth proportional to 268,389.96, 402,634.22 and 88,485.99 is: 132,745.23
Step by Step Solution
- Step 1: Write the proportion equation
268,389.96 : 402,634.22 = 88,485.99 : x - Step 2: Convert to fraction form
268,389.96/402,634.22 = 88,485.99/x - Step 3: Cross multiply
268,389.96x = 402,634.22 × 88,485.99 - Step 4: Simplify right side
268,389.96x = 35,627,487,122.15 - Step 5: Solve for x
x = 35,627,487,122.15/268,389.96 - Step 6: Final answer
x = 132,745.23
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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.