Finding the Fourth Proportional to 252,182.67, 348,001.62 and 137,458.79
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Solution
The fourth proportional to 252,182.67, 348,001.62 and 137,458.79 is: 189,687.43
Step by Step Solution
- Step 1: Write the proportion equation
252,182.67 : 348,001.62 = 137,458.79 : x - Step 2: Convert to fraction form
252,182.67/348,001.62 = 137,458.79/x - Step 3: Cross multiply
252,182.67x = 348,001.62 × 137,458.79 - Step 4: Simplify right side
252,182.67x = 47,835,881,603.24 - Step 5: Solve for x
x = 47,835,881,603.24/252,182.67 - Step 6: Final answer
x = 189,687.43
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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.