Finding the Fourth Proportional to 106,387.97, 159,587.42 and 27,502.88
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Solution
The fourth proportional to 106,387.97, 159,587.42 and 27,502.88 is: 41,255.73
Step by Step Solution
- Step 1: Write the proportion equation
106,387.97 : 159,587.42 = 27,502.88 : x - Step 2: Convert to fraction form
106,387.97/159,587.42 = 27,502.88/x - Step 3: Cross multiply
106,387.97x = 159,587.42 × 27,502.88 - Step 4: Simplify right side
106,387.97x = 4,389,112,726.32 - Step 5: Solve for x
x = 4,389,112,726.32/106,387.97 - Step 6: Final answer
x = 41,255.73
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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.