Finding the Fourth Proportional to 248,225.21, 372,495.21 and 106,071.53
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Solution
The fourth proportional to 248,225.21, 372,495.21 and 106,071.53 is: 159,174.54
Step by Step Solution
- Step 1: Write the proportion equation
248,225.21 : 372,495.21 = 106,071.53 : x - Step 2: Convert to fraction form
248,225.21/372,495.21 = 106,071.53/x - Step 3: Cross multiply
248,225.21x = 372,495.21 × 106,071.53 - Step 4: Simplify right side
248,225.21x = 39,511,134,582.13 - Step 5: Solve for x
x = 39,511,134,582.13/248,225.21 - Step 6: Final answer
x = 159,174.54
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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.