Finding the Fourth Proportional to 102,467.99, 141,381.68 and 62,180.79
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Solution
The fourth proportional to 102,467.99, 141,381.68 and 62,180.79 is: 85,794.84
Step by Step Solution
- Step 1: Write the proportion equation
102,467.99 : 141,381.68 = 62,180.79 : x - Step 2: Convert to fraction form
102,467.99/141,381.68 = 62,180.79/x - Step 3: Cross multiply
102,467.99x = 141,381.68 × 62,180.79 - Step 4: Simplify right side
102,467.99x = 8,791,224,243.02 - Step 5: Solve for x
x = 8,791,224,243.02/102,467.99 - Step 6: Final answer
x = 85,794.84
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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.