Finding the Fourth Proportional to 246,058.79, 339,561.14 and 132,881.54
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Solution
The fourth proportional to 246,058.79, 339,561.14 and 132,881.54 is: 183,376.52
Step by Step Solution
- Step 1: Write the proportion equation
246,058.79 : 339,561.14 = 132,881.54 : x - Step 2: Convert to fraction form
246,058.79/339,561.14 = 132,881.54/x - Step 3: Cross multiply
246,058.79x = 339,561.14 × 132,881.54 - Step 4: Simplify right side
246,058.79x = 45,121,404,845.14 - Step 5: Solve for x
x = 45,121,404,845.14/246,058.79 - Step 6: Final answer
x = 183,376.52
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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.