Finding the Fourth Proportional to 251,098.56, 346,651.08 and 193,611.84
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Solution
The fourth proportional to 251,098.56, 346,651.08 and 193,611.84 is: 267,288.48
Step by Step Solution
- Step 1: Write the proportion equation
251,098.56 : 346,651.08 = 193,611.84 : x - Step 2: Convert to fraction form
251,098.56/346,651.08 = 193,611.84/x - Step 3: Cross multiply
251,098.56x = 346,651.08 × 193,611.84 - Step 4: Simplify right side
251,098.56x = 67,115,753,436.79 - Step 5: Solve for x
x = 67,115,753,436.79/251,098.56 - Step 6: Final answer
x = 267,288.48
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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.