Finding the Fourth Proportional to 217,379.88, 299,927.43 and 125,476.65
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Solution
The fourth proportional to 217,379.88, 299,927.43 and 125,476.65 is: 173,124.99
Step by Step Solution
- Step 1: Write the proportion equation
217,379.88 : 299,927.43 = 125,476.65 : x - Step 2: Convert to fraction form
217,379.88/299,927.43 = 125,476.65/x - Step 3: Cross multiply
217,379.88x = 299,927.43 × 125,476.65 - Step 4: Simplify right side
217,379.88x = 37,633,889,159.51 - Step 5: Solve for x
x = 37,633,889,159.51/217,379.88 - Step 6: Final answer
x = 173,124.99
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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.