Finding the Fourth Proportional to 135,465.42, 203,237.01 and 88,660.38
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Solution
The fourth proportional to 135,465.42, 203,237.01 and 88,660.38 is: 133,016.02
Step by Step Solution
- Step 1: Write the proportion equation
135,465.42 : 203,237.01 = 88,660.38 : x - Step 2: Convert to fraction form
135,465.42/203,237.01 = 88,660.38/x - Step 3: Cross multiply
135,465.42x = 203,237.01 × 88,660.38 - Step 4: Simplify right side
135,465.42x = 18,019,070,536.66 - Step 5: Solve for x
x = 18,019,070,536.66/135,465.42 - Step 6: Final answer
x = 133,016.02
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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.