Finding the Fourth Proportional to 181,506.22, 272,259.03 and 86,448.09
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Solution
The fourth proportional to 181,506.22, 272,259.03 and 86,448.09 is: 129,672.00
Step by Step Solution
- Step 1: Write the proportion equation
181,506.22 : 272,259.03 = 86,448.09 : x - Step 2: Convert to fraction form
181,506.22/272,259.03 = 86,448.09/x - Step 3: Cross multiply
181,506.22x = 272,259.03 × 86,448.09 - Step 4: Simplify right side
181,506.22x = 23,536,274,609.09 - Step 5: Solve for x
x = 23,536,274,609.09/181,506.22 - Step 6: Final answer
x = 129,672.00
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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.