Finding the Fourth Proportional to 229,551.36, 316,780.62 and 127,573.62
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Solution
The fourth proportional to 229,551.36, 316,780.62 and 127,573.62 is: 176,051.45
Step by Step Solution
- Step 1: Write the proportion equation
229,551.36 : 316,780.62 = 127,573.62 : x - Step 2: Convert to fraction form
229,551.36/316,780.62 = 127,573.62/x - Step 3: Cross multiply
229,551.36x = 316,780.62 × 127,573.62 - Step 4: Simplify right side
229,551.36x = 40,412,850,439.24 - Step 5: Solve for x
x = 40,412,850,439.24/229,551.36 - Step 6: Final answer
x = 176,051.45
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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.