Finding the Fourth Proportional to 96,759.18, 133,504.29 and 56,449.94
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Solution
The fourth proportional to 96,759.18, 133,504.29 and 56,449.94 is: 77,887.27
Step by Step Solution
- Step 1: Write the proportion equation
96,759.18 : 133,504.29 = 56,449.94 : x - Step 2: Convert to fraction form
96,759.18/133,504.29 = 56,449.94/x - Step 3: Cross multiply
96,759.18x = 133,504.29 × 56,449.94 - Step 4: Simplify right side
96,759.18x = 7,536,308,492.72 - Step 5: Solve for x
x = 7,536,308,492.72/96,759.18 - Step 6: Final answer
x = 77,887.27
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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.