Finding the Fourth Proportional to 96,531.94, 133,219.41 and 54,104.10
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Solution
The fourth proportional to 96,531.94, 133,219.41 and 54,104.10 is: 74,666.65
Step by Step Solution
- Step 1: Write the proportion equation
96,531.94 : 133,219.41 = 54,104.10 : x - Step 2: Convert to fraction form
96,531.94/133,219.41 = 54,104.10/x - Step 3: Cross multiply
96,531.94x = 133,219.41 × 54,104.10 - Step 4: Simplify right side
96,531.94x = 7,207,716,280.58 - Step 5: Solve for x
x = 7,207,716,280.58/96,531.94 - Step 6: Final answer
x = 74,666.65
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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.