Finding the Fourth Proportional to 251,682.80, 377,526.12 and 91,873.28
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Solution
The fourth proportional to 251,682.80, 377,526.12 and 91,873.28 is: 137,810.62
Step by Step Solution
- Step 1: Write the proportion equation
251,682.80 : 377,526.12 = 91,873.28 : x - Step 2: Convert to fraction form
251,682.80/377,526.12 = 91,873.28/x - Step 3: Cross multiply
251,682.80x = 377,526.12 × 91,873.28 - Step 4: Simplify right side
251,682.80x = 34,684,562,930.07 - Step 5: Solve for x
x = 34,684,562,930.07/251,682.80 - Step 6: Final answer
x = 137,810.62
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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.