Finding the Fourth Proportional to 68,696.08, 103,052.76 and 24,312.40
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Solution
The fourth proportional to 68,696.08, 103,052.76 and 24,312.40 is: 36,471.66
Step by Step Solution
- Step 1: Write the proportion equation
68,696.08 : 103,052.76 = 24,312.40 : x - Step 2: Convert to fraction form
68,696.08/103,052.76 = 24,312.40/x - Step 3: Cross multiply
68,696.08x = 103,052.76 × 24,312.40 - Step 4: Simplify right side
68,696.08x = 2,505,459,922.22 - Step 5: Solve for x
x = 2,505,459,922.22/68,696.08 - Step 6: Final answer
x = 36,471.66
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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.