Finding the Fourth Proportional to 158,080.68, 218,159.33 and 93,586.93
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Solution
The fourth proportional to 158,080.68, 218,159.33 and 93,586.93 is: 129,154.69
Step by Step Solution
- Step 1: Write the proportion equation
158,080.68 : 218,159.33 = 93,586.93 : x - Step 2: Convert to fraction form
158,080.68/218,159.33 = 93,586.93/x - Step 3: Cross multiply
158,080.68x = 218,159.33 × 93,586.93 - Step 4: Simplify right side
158,080.68x = 20,416,860,932.22 - Step 5: Solve for x
x = 20,416,860,932.22/158,080.68 - Step 6: Final answer
x = 129,154.69
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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.