Finding the Fourth Proportional to 181,536.93, 272,117.76 and 69,186.99
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Solution
The fourth proportional to 181,536.93, 272,117.76 and 69,186.99 is: 103,708.97
Step by Step Solution
- Step 1: Write the proportion equation
181,536.93 : 272,117.76 = 69,186.99 : x - Step 2: Convert to fraction form
181,536.93/272,117.76 = 69,186.99/x - Step 3: Cross multiply
181,536.93x = 272,117.76 × 69,186.99 - Step 4: Simplify right side
181,536.93x = 18,827,008,739.94 - Step 5: Solve for x
x = 18,827,008,739.94/181,536.93 - Step 6: Final answer
x = 103,708.97
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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.