Finding the Fourth Proportional to 97,489.53, 146,239.49 and 30,934.87
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Solution
The fourth proportional to 97,489.53, 146,239.49 and 30,934.87 is: 46,403.95
Step by Step Solution
- Step 1: Write the proportion equation
97,489.53 : 146,239.49 = 30,934.87 : x - Step 2: Convert to fraction form
97,489.53/146,239.49 = 30,934.87/x - Step 3: Cross multiply
97,489.53x = 146,239.49 × 30,934.87 - Step 4: Simplify right side
97,489.53x = 4,523,899,612.02 - Step 5: Solve for x
x = 4,523,899,612.02/97,489.53 - Step 6: Final answer
x = 46,403.95
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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.