Finding the Fourth Proportional to 272,447.19, 408,673.06 and 94,953.92
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Solution
The fourth proportional to 272,447.19, 408,673.06 and 94,953.92 is: 142,431.66
Step by Step Solution
- Step 1: Write the proportion equation
272,447.19 : 408,673.06 = 94,953.92 : x - Step 2: Convert to fraction form
272,447.19/408,673.06 = 94,953.92/x - Step 3: Cross multiply
272,447.19x = 408,673.06 × 94,953.92 - Step 4: Simplify right side
272,447.19x = 38,805,106,764.65 - Step 5: Solve for x
x = 38,805,106,764.65/272,447.19 - Step 6: Final answer
x = 142,431.66
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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.