Finding the Fourth Proportional to 181,842.84, 272,829.96 and 93,138.12
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Solution
The fourth proportional to 181,842.84, 272,829.96 and 93,138.12 is: 139,740.83
Step by Step Solution
- Step 1: Write the proportion equation
181,842.84 : 272,829.96 = 93,138.12 : x - Step 2: Convert to fraction form
181,842.84/272,829.96 = 93,138.12/x - Step 3: Cross multiply
181,842.84x = 272,829.96 × 93,138.12 - Step 4: Simplify right side
181,842.84x = 25,410,869,554.08 - Step 5: Solve for x
x = 25,410,869,554.08/181,842.84 - Step 6: Final answer
x = 139,740.83
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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.