Finding the Fourth Proportional to 96,711.18, 133,457.94 and 53,692.53
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Solution
The fourth proportional to 96,711.18, 133,457.94 and 53,692.53 is: 74,093.75
Step by Step Solution
- Step 1: Write the proportion equation
96,711.18 : 133,457.94 = 53,692.53 : x - Step 2: Convert to fraction form
96,711.18/133,457.94 = 53,692.53/x - Step 3: Cross multiply
96,711.18x = 133,457.94 × 53,692.53 - Step 4: Simplify right side
96,711.18x = 7,165,694,447.19 - Step 5: Solve for x
x = 7,165,694,447.19/96,711.18 - Step 6: Final answer
x = 74,093.75
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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.