Finding the Fourth Proportional to 192,028.83, 264,925.88 and 120,283.95
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Solution
The fourth proportional to 192,028.83, 264,925.88 and 120,283.95 is: 165,945.55
Step by Step Solution
- Step 1: Write the proportion equation
192,028.83 : 264,925.88 = 120,283.95 : x - Step 2: Convert to fraction form
192,028.83/264,925.88 = 120,283.95/x - Step 3: Cross multiply
192,028.83x = 264,925.88 × 120,283.95 - Step 4: Simplify right side
192,028.83x = 31,866,330,702.21 - Step 5: Solve for x
x = 31,866,330,702.21/192,028.83 - Step 6: Final answer
x = 165,945.55
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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.