Finding the Fourth Proportional to 68,343.17, 102,515.43 and 23,970.99
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Solution
The fourth proportional to 68,343.17, 102,515.43 and 23,970.99 is: 35,956.72
Step by Step Solution
- Step 1: Write the proportion equation
68,343.17 : 102,515.43 = 23,970.99 : x - Step 2: Convert to fraction form
68,343.17/102,515.43 = 23,970.99/x - Step 3: Cross multiply
68,343.17x = 102,515.43 × 23,970.99 - Step 4: Simplify right side
68,343.17x = 2,457,396,347.38 - Step 5: Solve for x
x = 2,457,396,347.38/68,343.17 - Step 6: Final answer
x = 35,956.72
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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.