Finding the Fourth Proportional to 219,548.07, 302,991.84 and 124,063.65
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Solution
The fourth proportional to 219,548.07, 302,991.84 and 124,063.65 is: 171,216.60
Step by Step Solution
- Step 1: Write the proportion equation
219,548.07 : 302,991.84 = 124,063.65 : x - Step 2: Convert to fraction form
219,548.07/302,991.84 = 124,063.65/x - Step 3: Cross multiply
219,548.07x = 302,991.84 × 124,063.65 - Step 4: Simplify right side
219,548.07x = 37,590,273,590.62 - Step 5: Solve for x
x = 37,590,273,590.62/219,548.07 - Step 6: Final answer
x = 171,216.60
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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.