Finding the Fourth Proportional to 102,472.05, 153,696.53 and 27,597.68
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Solution
The fourth proportional to 102,472.05, 153,696.53 and 27,597.68 is: 41,393.41
Step by Step Solution
- Step 1: Write the proportion equation
102,472.05 : 153,696.53 = 27,597.68 : x - Step 2: Convert to fraction form
102,472.05/153,696.53 = 27,597.68/x - Step 3: Cross multiply
102,472.05x = 153,696.53 × 27,597.68 - Step 4: Simplify right side
102,472.05x = 4,241,667,652.05 - Step 5: Solve for x
x = 4,241,667,652.05/102,472.05 - Step 6: Final answer
x = 41,393.41
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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.