Finding the Fourth Proportional to 96,515.04, 133,161.84 and 62,469.60
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Solution
The fourth proportional to 96,515.04, 133,161.84 and 62,469.60 is: 86,189.33
Step by Step Solution
- Step 1: Write the proportion equation
96,515.04 : 133,161.84 = 62,469.60 : x - Step 2: Convert to fraction form
96,515.04/133,161.84 = 62,469.60/x - Step 3: Cross multiply
96,515.04x = 133,161.84 × 62,469.60 - Step 4: Simplify right side
96,515.04x = 8,318,566,880.06 - Step 5: Solve for x
x = 8,318,566,880.06/96,515.04 - Step 6: Final answer
x = 86,189.33
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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.