Finding the Fourth Proportional to 251,521.56, 347,092.44 and 138,344.28
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Solution
The fourth proportional to 251,521.56, 347,092.44 and 138,344.28 is: 190,911.08
Step by Step Solution
- Step 1: Write the proportion equation
251,521.56 : 347,092.44 = 138,344.28 : x - Step 2: Convert to fraction form
251,521.56/347,092.44 = 138,344.28/x - Step 3: Cross multiply
251,521.56x = 347,092.44 × 138,344.28 - Step 4: Simplify right side
251,521.56x = 48,018,253,705.24 - Step 5: Solve for x
x = 48,018,253,705.24/251,521.56 - Step 6: Final answer
x = 190,911.08
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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.