Finding the Fourth Proportional to 104,861,734.58, 144,771,194.18 and 93,227,100.12
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Solution
The fourth proportional to 104,861,734.58, 144,771,194.18 and 93,227,100.12 is: 128,708,519.54
Step by Step Solution
- Step 1: Write the proportion equation
104,861,734.58 : 144,771,194.18 = 93,227,100.12 : x - Step 2: Convert to fraction form
104,861,734.58/144,771,194.18 = 93,227,100.12/x - Step 3: Cross multiply
104,861,734.58x = 144,771,194.18 × 93,227,100.12 - Step 4: Simplify right side
104,861,734.58x = 13,496,598,614,310,822 - Step 5: Solve for x
x = 13,496,598,614,310,822/104,861,734.58 - Step 6: Final answer
x = 128,708,519.54
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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.