Finding the Fourth Proportional to 88,283.99, 121,834.30 and 48,000.46
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Solution
The fourth proportional to 88,283.99, 121,834.30 and 48,000.46 is: 66,241.94
Step by Step Solution
- Step 1: Write the proportion equation
88,283.99 : 121,834.30 = 48,000.46 : x - Step 2: Convert to fraction form
88,283.99/121,834.30 = 48,000.46/x - Step 3: Cross multiply
88,283.99x = 121,834.30 × 48,000.46 - Step 4: Simplify right side
88,283.99x = 5,848,102,443.78 - Step 5: Solve for x
x = 5,848,102,443.78/88,283.99 - Step 6: Final answer
x = 66,241.94
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1.5x scale
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.