Finding the Fourth Proportional to 84,658.68, 116,823.30 and 48,850.20
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Solution
The fourth proportional to 84,658.68, 116,823.30 and 48,850.20 is: 67,410.00
Step by Step Solution
- Step 1: Write the proportion equation
84,658.68 : 116,823.30 = 48,850.20 : x - Step 2: Convert to fraction form
84,658.68/116,823.30 = 48,850.20/x - Step 3: Cross multiply
84,658.68x = 116,823.30 × 48,850.20 - Step 4: Simplify right side
84,658.68x = 5,706,841,569.66 - Step 5: Solve for x
x = 5,706,841,569.66/84,658.68 - Step 6: Final answer
x = 67,410.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.