Finding the Fourth Proportional to 215,344.44, 297,140.40 and 119,848.68
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Solution
The fourth proportional to 215,344.44, 297,140.40 and 119,848.68 is: 165,371.74
Step by Step Solution
- Step 1: Write the proportion equation
215,344.44 : 297,140.40 = 119,848.68 : x - Step 2: Convert to fraction form
215,344.44/297,140.40 = 119,848.68/x - Step 3: Cross multiply
215,344.44x = 297,140.40 × 119,848.68 - Step 4: Simplify right side
215,344.44x = 35,611,884,714.67 - Step 5: Solve for x
x = 35,611,884,714.67/215,344.44 - Step 6: Final answer
x = 165,371.74
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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.