Finding the Fourth Proportional to 96,510.36, 133,177.58 and 53,489.43
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Solution
The fourth proportional to 96,510.36, 133,177.58 and 53,489.43 is: 73,811.69
Step by Step Solution
- Step 1: Write the proportion equation
96,510.36 : 133,177.58 = 53,489.43 : x - Step 2: Convert to fraction form
96,510.36/133,177.58 = 53,489.43/x - Step 3: Cross multiply
96,510.36x = 133,177.58 × 53,489.43 - Step 4: Simplify right side
96,510.36x = 7,123,592,575.53 - Step 5: Solve for x
x = 7,123,592,575.53/96,510.36 - Step 6: Final answer
x = 73,811.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.