Finding the Fourth Proportional to 270,116.16, 372,753.84 and 149,251.20
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Solution
The fourth proportional to 270,116.16, 372,753.84 and 149,251.20 is: 205,963.09
Step by Step Solution
- Step 1: Write the proportion equation
270,116.16 : 372,753.84 = 149,251.20 : x - Step 2: Convert to fraction form
270,116.16/372,753.84 = 149,251.20/x - Step 3: Cross multiply
270,116.16x = 372,753.84 × 149,251.20 - Step 4: Simplify right side
270,116.16x = 55,633,957,924.61 - Step 5: Solve for x
x = 55,633,957,924.61/270,116.16 - Step 6: Final answer
x = 205,963.09
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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.