Finding the Fourth Proportional to 92,672.68, 127,901.97 and 58,684.27
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Solution
The fourth proportional to 92,672.68, 127,901.97 and 58,684.27 is: 80,992.95
Step by Step Solution
- Step 1: Write the proportion equation
92,672.68 : 127,901.97 = 58,684.27 : x - Step 2: Convert to fraction form
92,672.68/127,901.97 = 58,684.27/x - Step 3: Cross multiply
92,672.68x = 127,901.97 × 58,684.27 - Step 4: Simplify right side
92,672.68x = 7,505,833,741.01 - Step 5: Solve for x
x = 7,505,833,741.01/92,672.68 - Step 6: Final answer
x = 80,992.95
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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.