Finding the Fourth Proportional to 115,381.02, 172,968.66 and 62,101.62
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Solution
The fourth proportional to 115,381.02, 172,968.66 and 62,101.62 is: 93,097.06
Step by Step Solution
- Step 1: Write the proportion equation
115,381.02 : 172,968.66 = 62,101.62 : x - Step 2: Convert to fraction form
115,381.02/172,968.66 = 62,101.62/x - Step 3: Cross multiply
115,381.02x = 172,968.66 × 62,101.62 - Step 4: Simplify right side
115,381.02x = 10,741,633,995.23 - Step 5: Solve for x
x = 10,741,633,995.23/115,381.02 - Step 6: Final answer
x = 93,097.06
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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.