Finding the Fourth Proportional to 194,773.95, 292,198.79 and 74,822.13
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Solution
The fourth proportional to 194,773.95, 292,198.79 and 74,822.13 is: 112,247.74
Step by Step Solution
- Step 1: Write the proportion equation
194,773.95 : 292,198.79 = 74,822.13 : x - Step 2: Convert to fraction form
194,773.95/292,198.79 = 74,822.13/x - Step 3: Cross multiply
194,773.95x = 292,198.79 × 74,822.13 - Step 4: Simplify right side
194,773.95x = 21,862,935,851.22 - Step 5: Solve for x
x = 21,862,935,851.22/194,773.95 - Step 6: Final answer
x = 112,247.74
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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.