Finding the Fourth Proportional to 142,845.52, 214,286.58 and 48,035.08
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Solution
The fourth proportional to 142,845.52, 214,286.58 and 48,035.08 is: 72,058.77
Step by Step Solution
- Step 1: Write the proportion equation
142,845.52 : 214,286.58 = 48,035.08 : x - Step 2: Convert to fraction form
142,845.52/214,286.58 = 48,035.08/x - Step 3: Cross multiply
142,845.52x = 214,286.58 × 48,035.08 - Step 4: Simplify right side
142,845.52x = 10,293,273,013.23 - Step 5: Solve for x
x = 10,293,273,013.23/142,845.52 - Step 6: Final answer
x = 72,058.77
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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.