Finding the Fourth Proportional to 142,684.92, 214,011.18 and 37,512.09
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Solution
The fourth proportional to 142,684.92, 214,011.18 and 37,512.09 is: 56,263.88
Step by Step Solution
- Step 1: Write the proportion equation
142,684.92 : 214,011.18 = 37,512.09 : x - Step 2: Convert to fraction form
142,684.92/214,011.18 = 37,512.09/x - Step 3: Cross multiply
142,684.92x = 214,011.18 × 37,512.09 - Step 4: Simplify right side
142,684.92x = 8,028,006,645.17 - Step 5: Solve for x
x = 8,028,006,645.17/142,684.92 - Step 6: Final answer
x = 56,263.88
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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.