Finding the Fourth Proportional to 102,214.36, 153,310.76 and 27,342.06
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Solution
The fourth proportional to 102,214.36, 153,310.76 and 27,342.06 is: 41,010.21
Step by Step Solution
- Step 1: Write the proportion equation
102,214.36 : 153,310.76 = 27,342.06 : x - Step 2: Convert to fraction form
102,214.36/153,310.76 = 27,342.06/x - Step 3: Cross multiply
102,214.36x = 153,310.76 × 27,342.06 - Step 4: Simplify right side
102,214.36x = 4,191,832,245.13 - Step 5: Solve for x
x = 4,191,832,245.13/102,214.36 - Step 6: Final answer
x = 41,010.21
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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.