Finding the Fourth Proportional to 167,911.06, 251,866.30 and 115,160.62
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Solution
The fourth proportional to 167,911.06, 251,866.30 and 115,160.62 is: 172,740.73
Step by Step Solution
- Step 1: Write the proportion equation
167,911.06 : 251,866.30 = 115,160.62 : x - Step 2: Convert to fraction form
167,911.06/251,866.30 = 115,160.62/x - Step 3: Cross multiply
167,911.06x = 251,866.30 × 115,160.62 - Step 4: Simplify right side
167,911.06x = 29,005,079,265.11 - Step 5: Solve for x
x = 29,005,079,265.11/167,911.06 - Step 6: Final answer
x = 172,740.73
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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.