Finding the Fourth Proportional to 229,194.51, 316,282.35 and 127,219.68
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Solution
The fourth proportional to 229,194.51, 316,282.35 and 127,219.68 is: 175,559.79
Step by Step Solution
- Step 1: Write the proportion equation
229,194.51 : 316,282.35 = 127,219.68 : x - Step 2: Convert to fraction form
229,194.51/316,282.35 = 127,219.68/x - Step 3: Cross multiply
229,194.51x = 316,282.35 × 127,219.68 - Step 4: Simplify right side
229,194.51x = 40,237,339,356.65 - Step 5: Solve for x
x = 40,237,339,356.65/229,194.51 - Step 6: Final answer
x = 175,559.79
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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.