Finding the Fourth Proportional to 227,278.68, 340,967.26 and 87,037.32
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Solution
The fourth proportional to 227,278.68, 340,967.26 and 87,037.32 is: 130,574.84
Step by Step Solution
- Step 1: Write the proportion equation
227,278.68 : 340,967.26 = 87,037.32 : x - Step 2: Convert to fraction form
227,278.68/340,967.26 = 87,037.32/x - Step 3: Cross multiply
227,278.68x = 340,967.26 × 87,037.32 - Step 4: Simplify right side
227,278.68x = 29,676,876,518.14 - Step 5: Solve for x
x = 29,676,876,518.14/227,278.68 - Step 6: Final answer
x = 130,574.84
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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.