Finding the Fourth Proportional to 142,497.92, 213,677.87 and 58,224.62
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Solution
The fourth proportional to 142,497.92, 213,677.87 and 58,224.62 is: 87,308.73
Step by Step Solution
- Step 1: Write the proportion equation
142,497.92 : 213,677.87 = 58,224.62 : x - Step 2: Convert to fraction form
142,497.92/213,677.87 = 58,224.62/x - Step 3: Cross multiply
142,497.92x = 213,677.87 × 58,224.62 - Step 4: Simplify right side
142,497.92x = 12,441,313,026.23 - Step 5: Solve for x
x = 12,441,313,026.23/142,497.92 - Step 6: Final answer
x = 87,308.73
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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.