Finding the Fourth Proportional to 183,135.20, 274,702.80 and 153,610.70
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Solution
The fourth proportional to 183,135.20, 274,702.80 and 153,610.70 is: 230,416.05
Step by Step Solution
- Step 1: Write the proportion equation
183,135.20 : 274,702.80 = 153,610.70 : x - Step 2: Convert to fraction form
183,135.20/274,702.80 = 153,610.70/x - Step 3: Cross multiply
183,135.20x = 274,702.80 × 153,610.70 - Step 4: Simplify right side
183,135.20x = 42,197,289,399.96 - Step 5: Solve for x
x = 42,197,289,399.96/183,135.20 - Step 6: Final answer
x = 230,416.05
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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.