Finding the Fourth Proportional to 135,350.80, 202,637.40 and 82,862.80
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Solution
The fourth proportional to 135,350.80, 202,637.40 and 82,862.80 is: 124,056.17
Step by Step Solution
- Step 1: Write the proportion equation
135,350.80 : 202,637.40 = 82,862.80 : x - Step 2: Convert to fraction form
135,350.80/202,637.40 = 82,862.80/x - Step 3: Cross multiply
135,350.80x = 202,637.40 × 82,862.80 - Step 4: Simplify right side
135,350.80x = 16,791,102,348.72 - Step 5: Solve for x
x = 16,791,102,348.72/135,350.80 - Step 6: Final answer
x = 124,056.17
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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.