Finding the Fourth Proportional to 102,217.37, 153,316.62 and 27,334.82
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Solution
The fourth proportional to 102,217.37, 153,316.62 and 27,334.82 is: 40,999.70
Step by Step Solution
- Step 1: Write the proportion equation
102,217.37 : 153,316.62 = 27,334.82 : x - Step 2: Convert to fraction form
102,217.37/153,316.62 = 27,334.82/x - Step 3: Cross multiply
102,217.37x = 153,316.62 × 27,334.82 - Step 4: Simplify right side
102,217.37x = 4,190,881,444.13 - Step 5: Solve for x
x = 4,190,881,444.13/102,217.37 - Step 6: Final answer
x = 40,999.70
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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.