Finding the Fourth Proportional to 220,690.49, 331,058.63 and 94,344.08
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Solution
The fourth proportional to 220,690.49, 331,058.63 and 94,344.08 is: 141,525.91
Step by Step Solution
- Step 1: Write the proportion equation
220,690.49 : 331,058.63 = 94,344.08 : x - Step 2: Convert to fraction form
220,690.49/331,058.63 = 94,344.08/x - Step 3: Cross multiply
220,690.49x = 331,058.63 × 94,344.08 - Step 4: Simplify right side
220,690.49x = 31,233,421,873.41 - Step 5: Solve for x
x = 31,233,421,873.41/220,690.49 - Step 6: Final answer
x = 141,525.91
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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.