Finding the Fourth Proportional to 251,250.11, 346,779.84 and 154,537.09
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Solution
The fourth proportional to 251,250.11, 346,779.84 and 154,537.09 is: 213,294.82
Step by Step Solution
- Step 1: Write the proportion equation
251,250.11 : 346,779.84 = 154,537.09 : x - Step 2: Convert to fraction form
251,250.11/346,779.84 = 154,537.09/x - Step 3: Cross multiply
251,250.11x = 346,779.84 × 154,537.09 - Step 4: Simplify right side
251,250.11x = 53,590,346,477.32 - Step 5: Solve for x
x = 53,590,346,477.32/251,250.11 - Step 6: Final answer
x = 213,294.82
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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.