Finding the Fourth Proportional to 171,216.99, 236,279.84 and 94,741.65
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Solution
The fourth proportional to 171,216.99, 236,279.84 and 94,741.65 is: 130,743.69
Step by Step Solution
- Step 1: Write the proportion equation
171,216.99 : 236,279.84 = 94,741.65 : x - Step 2: Convert to fraction form
171,216.99/236,279.84 = 94,741.65/x - Step 3: Cross multiply
171,216.99x = 236,279.84 × 94,741.65 - Step 4: Simplify right side
171,216.99x = 22,385,541,429.63 - Step 5: Solve for x
x = 22,385,541,429.63/171,216.99 - Step 6: Final answer
x = 130,743.69
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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.