Finding the Fourth Proportional to 94,111.92, 129,877.92 and 51,670.08
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Solution
The fourth proportional to 94,111.92, 129,877.92 and 51,670.08 is: 71,306.62
Step by Step Solution
- Step 1: Write the proportion equation
94,111.92 : 129,877.92 = 51,670.08 : x - Step 2: Convert to fraction form
94,111.92/129,877.92 = 51,670.08/x - Step 3: Cross multiply
94,111.92x = 129,877.92 × 51,670.08 - Step 4: Simplify right side
94,111.92x = 6,710,802,516.63 - Step 5: Solve for x
x = 6,710,802,516.63/94,111.92 - Step 6: Final answer
x = 71,306.62
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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.