Finding the Fourth Proportional to 142,344.24, 213,349.60 and 58,051.84
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Solution
The fourth proportional to 142,344.24, 213,349.60 and 58,051.84 is: 87,009.75
Step by Step Solution
- Step 1: Write the proportion equation
142,344.24 : 213,349.60 = 58,051.84 : x - Step 2: Convert to fraction form
142,344.24/213,349.60 = 58,051.84/x - Step 3: Cross multiply
142,344.24x = 213,349.60 × 58,051.84 - Step 4: Simplify right side
142,344.24x = 12,385,336,843.26 - Step 5: Solve for x
x = 12,385,336,843.26/142,344.24 - Step 6: Final answer
x = 87,009.75
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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.