Finding the Fourth Proportional to 68,262.68, 102,378.66 and 24,486.68
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Solution
The fourth proportional to 68,262.68, 102,378.66 and 24,486.68 is: 36,724.51
Step by Step Solution
- Step 1: Write the proportion equation
68,262.68 : 102,378.66 = 24,486.68 : x - Step 2: Convert to fraction form
68,262.68/102,378.66 = 24,486.68/x - Step 3: Cross multiply
68,262.68x = 102,378.66 × 24,486.68 - Step 4: Simplify right side
68,262.68x = 2,506,913,486.25 - Step 5: Solve for x
x = 2,506,913,486.25/68,262.68 - Step 6: Final answer
x = 36,724.51
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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.