Finding the Fourth Proportional to 135,763.68, 203,563.36 and 60,869.92
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Solution
The fourth proportional to 135,763.68, 203,563.36 and 60,869.92 is: 91,268.04
Step by Step Solution
- Step 1: Write the proportion equation
135,763.68 : 203,563.36 = 60,869.92 : x - Step 2: Convert to fraction form
135,763.68/203,563.36 = 60,869.92/x - Step 3: Cross multiply
135,763.68x = 203,563.36 × 60,869.92 - Step 4: Simplify right side
135,763.68x = 12,390,885,438.13 - Step 5: Solve for x
x = 12,390,885,438.13/135,763.68 - Step 6: Final answer
x = 91,268.04
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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.