Finding the Fourth Proportional to 251,104.98, 346,585.14 and 143,737.26
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Solution
The fourth proportional to 251,104.98, 346,585.14 and 143,737.26 is: 198,391.92
Step by Step Solution
- Step 1: Write the proportion equation
251,104.98 : 346,585.14 = 143,737.26 : x - Step 2: Convert to fraction form
251,104.98/346,585.14 = 143,737.26/x - Step 3: Cross multiply
251,104.98x = 346,585.14 × 143,737.26 - Step 4: Simplify right side
251,104.98x = 49,817,198,380.32 - Step 5: Solve for x
x = 49,817,198,380.32/251,104.98 - Step 6: Final answer
x = 198,391.92
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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.