Finding the Fourth Proportional to 194,695.44, 292,045.62 and 68,330.58
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Solution
The fourth proportional to 194,695.44, 292,045.62 and 68,330.58 is: 102,496.73
Step by Step Solution
- Step 1: Write the proportion equation
194,695.44 : 292,045.62 = 68,330.58 : x - Step 2: Convert to fraction form
194,695.44/292,045.62 = 68,330.58/x - Step 3: Cross multiply
194,695.44x = 292,045.62 × 68,330.58 - Step 4: Simplify right side
194,695.44x = 19,955,646,601.06 - Step 5: Solve for x
x = 19,955,646,601.06/194,695.44 - Step 6: Final answer
x = 102,496.73
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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.