Finding the Fourth Proportional to 251,194.08, 376,808.40 and 84,925.92
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Solution
The fourth proportional to 251,194.08, 376,808.40 and 84,925.92 is: 127,394.72
Step by Step Solution
- Step 1: Write the proportion equation
251,194.08 : 376,808.40 = 84,925.92 : x - Step 2: Convert to fraction form
251,194.08/376,808.40 = 84,925.92/x - Step 3: Cross multiply
251,194.08x = 376,808.40 × 84,925.92 - Step 4: Simplify right side
251,194.08x = 32,000,800,033.73 - Step 5: Solve for x
x = 32,000,800,033.73/251,194.08 - Step 6: Final answer
x = 127,394.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.