Finding the Fourth Proportional to 181,973.76, 272,960.64 and 71,088
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Solution
The fourth proportional to 181,973.76, 272,960.64 and 71,088 is: 106,632
Step by Step Solution
- Step 1: Write the proportion equation
181,973.76 : 272,960.64 = 71,088 : x - Step 2: Convert to fraction form
181,973.76/272,960.64 = 71,088/x - Step 3: Cross multiply
181,973.76x = 272,960.64 × 71,088 - Step 4: Simplify right side
181,973.76x = 19,404,225,976.32 - Step 5: Solve for x
x = 19,404,225,976.32/181,973.76 - Step 6: Final answer
x = 106,632
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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.