Finding the Fourth Proportional to 229,185.23, 316,270.71 and 127,204.74
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Solution
The fourth proportional to 229,185.23, 316,270.71 and 127,204.74 is: 175,539.82
Step by Step Solution
- Step 1: Write the proportion equation
229,185.23 : 316,270.71 = 127,204.74 : x - Step 2: Convert to fraction form
229,185.23/316,270.71 = 127,204.74/x - Step 3: Cross multiply
229,185.23x = 316,270.71 × 127,204.74 - Step 4: Simplify right side
229,185.23x = 40,231,133,435.17 - Step 5: Solve for x
x = 40,231,133,435.17/229,185.23 - Step 6: Final answer
x = 175,539.82
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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.