Finding the Fourth Proportional to 88,381.44, 132,543.36 and 29,206.08
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Solution
The fourth proportional to 88,381.44, 132,543.36 and 29,206.08 is: 43,799.60
Step by Step Solution
- Step 1: Write the proportion equation
88,381.44 : 132,543.36 = 29,206.08 : x - Step 2: Convert to fraction form
88,381.44/132,543.36 = 29,206.08/x - Step 3: Cross multiply
88,381.44x = 132,543.36 × 29,206.08 - Step 4: Simplify right side
88,381.44x = 3,871,071,975.63 - Step 5: Solve for x
x = 3,871,071,975.63/88,381.44 - Step 6: Final answer
x = 43,799.60
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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.