Finding the Fourth Proportional to 86,701.96, 130,051.68 and 27,536.68
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Solution
The fourth proportional to 86,701.96, 130,051.68 and 27,536.68 is: 41,304.62
Step by Step Solution
- Step 1: Write the proportion equation
86,701.96 : 130,051.68 = 27,536.68 : x - Step 2: Convert to fraction form
86,701.96/130,051.68 = 27,536.68/x - Step 3: Cross multiply
86,701.96x = 130,051.68 × 27,536.68 - Step 4: Simplify right side
86,701.96x = 3,581,191,495.62 - Step 5: Solve for x
x = 3,581,191,495.62/86,701.96 - Step 6: Final answer
x = 41,304.62
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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.