Finding the Fourth Proportional to 114,599.21, 158,092.02 and 68,636.63
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Solution
The fourth proportional to 114,599.21, 158,092.02 and 68,636.63 is: 94,685.68
Step by Step Solution
- Step 1: Write the proportion equation
114,599.21 : 158,092.02 = 68,636.63 : x - Step 2: Convert to fraction form
114,599.21/158,092.02 = 68,636.63/x - Step 3: Cross multiply
114,599.21x = 158,092.02 × 68,636.63 - Step 4: Simplify right side
114,599.21x = 10,850,903,877.92 - Step 5: Solve for x
x = 10,850,903,877.92/114,599.21 - Step 6: Final answer
x = 94,685.68
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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.