Finding the Fourth Proportional to 248,388.66, 372,324.20 and 115,159.05
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Solution
The fourth proportional to 248,388.66, 372,324.20 and 115,159.05 is: 172,618.59
Step by Step Solution
- Step 1: Write the proportion equation
248,388.66 : 372,324.20 = 115,159.05 : x - Step 2: Convert to fraction form
248,388.66/372,324.20 = 115,159.05/x - Step 3: Cross multiply
248,388.66x = 372,324.20 × 115,159.05 - Step 4: Simplify right side
248,388.66x = 42,876,500,588.21 - Step 5: Solve for x
x = 42,876,500,588.21/248,388.66 - Step 6: Final answer
x = 172,618.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.