Finding the Fourth Proportional to 70,799.60, 106,213.92 and 59,193.92
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Solution
The fourth proportional to 70,799.60, 106,213.92 and 59,193.92 is: 88,803.02
Step by Step Solution
- Step 1: Write the proportion equation
70,799.60 : 106,213.92 = 59,193.92 : x - Step 2: Convert to fraction form
70,799.60/106,213.92 = 59,193.92/x - Step 3: Cross multiply
70,799.60x = 106,213.92 × 59,193.92 - Step 4: Simplify right side
70,799.60x = 6,287,218,283.37 - Step 5: Solve for x
x = 6,287,218,283.37/70,799.60 - Step 6: Final answer
x = 88,803.02
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1.5x scale
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.