Finding the Fourth Proportional to 265,121.84, 365,779.94 and 150,389.12
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Solution
The fourth proportional to 265,121.84, 365,779.94 and 150,389.12 is: 207,486.96
Step by Step Solution
- Step 1: Write the proportion equation
265,121.84 : 365,779.94 = 150,389.12 : x - Step 2: Convert to fraction form
265,121.84/365,779.94 = 150,389.12/x - Step 3: Cross multiply
265,121.84x = 365,779.94 × 150,389.12 - Step 4: Simplify right side
265,121.84x = 55,009,323,290.25 - Step 5: Solve for x
x = 55,009,323,290.25/265,121.84 - Step 6: Final answer
x = 207,486.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.