Finding the Fourth Proportional to 96,872.88, 145,309.08 and 26,751.98
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Solution
The fourth proportional to 96,872.88, 145,309.08 and 26,751.98 is: 40,127.90
Step by Step Solution
- Step 1: Write the proportion equation
96,872.88 : 145,309.08 = 26,751.98 : x - Step 2: Convert to fraction form
96,872.88/145,309.08 = 26,751.98/x - Step 3: Cross multiply
96,872.88x = 145,309.08 × 26,751.98 - Step 4: Simplify right side
96,872.88x = 3,887,305,601.98 - Step 5: Solve for x
x = 3,887,305,601.98/96,872.88 - Step 6: Final answer
x = 40,127.90
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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.