Finding the Fourth Proportional to 147,714.12, 221,602.68 and 67,713.48
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Solution
The fourth proportional to 147,714.12, 221,602.68 and 67,713.48 is: 101,584.66
Step by Step Solution
- Step 1: Write the proportion equation
147,714.12 : 221,602.68 = 67,713.48 : x - Step 2: Convert to fraction form
147,714.12/221,602.68 = 67,713.48/x - Step 3: Cross multiply
147,714.12x = 221,602.68 × 67,713.48 - Step 4: Simplify right side
147,714.12x = 15,005,488,640.13 - Step 5: Solve for x
x = 15,005,488,640.13/147,714.12 - Step 6: Final answer
x = 101,584.66
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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.