Finding the Fourth Proportional to 221,058.24, 331,489.92 and 63,250.88
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Solution
The fourth proportional to 221,058.24, 331,489.92 and 63,250.88 is: 94,848.44
Step by Step Solution
- Step 1: Write the proportion equation
221,058.24 : 331,489.92 = 63,250.88 : x - Step 2: Convert to fraction form
221,058.24/331,489.92 = 63,250.88/x - Step 3: Cross multiply
221,058.24x = 331,489.92 × 63,250.88 - Step 4: Simplify right side
221,058.24x = 20,967,029,151.13 - Step 5: Solve for x
x = 20,967,029,151.13/221,058.24 - Step 6: Final answer
x = 94,848.44
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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.