Finding the Fourth Proportional to 141,753.18, 212,564.97 and 48,233.82
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Solution
The fourth proportional to 141,753.18, 212,564.97 and 48,233.82 is: 72,328.68
Step by Step Solution
- Step 1: Write the proportion equation
141,753.18 : 212,564.97 = 48,233.82 : x - Step 2: Convert to fraction form
141,753.18/212,564.97 = 48,233.82/x - Step 3: Cross multiply
141,753.18x = 212,564.97 × 48,233.82 - Step 4: Simplify right side
141,753.18x = 10,252,820,501.29 - Step 5: Solve for x
x = 10,252,820,501.29/141,753.18 - Step 6: Final answer
x = 72,328.68
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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.