Finding the Fourth Proportional to 87,884.06, 121,280.18 and 48,593.41
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Solution
The fourth proportional to 87,884.06, 121,280.18 and 48,593.41 is: 67,059.00
Step by Step Solution
- Step 1: Write the proportion equation
87,884.06 : 121,280.18 = 48,593.41 : x - Step 2: Convert to fraction form
87,884.06/121,280.18 = 48,593.41/x - Step 3: Cross multiply
87,884.06x = 121,280.18 × 48,593.41 - Step 4: Simplify right side
87,884.06x = 5,893,417,511.61 - Step 5: Solve for x
x = 5,893,417,511.61/87,884.06 - Step 6: Final answer
x = 67,059.00
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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.