Finding the Fourth Proportional to 232,005.20, 347,748.60 and 98,862.80
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Solution
The fourth proportional to 232,005.20, 347,748.60 and 98,862.80 is: 148,183.75
Step by Step Solution
- Step 1: Write the proportion equation
232,005.20 : 347,748.60 = 98,862.80 : x - Step 2: Convert to fraction form
232,005.20/347,748.60 = 98,862.80/x - Step 3: Cross multiply
232,005.20x = 347,748.60 × 98,862.80 - Step 4: Simplify right side
232,005.20x = 34,379,400,292.08 - Step 5: Solve for x
x = 34,379,400,292.08/232,005.20 - Step 6: Final answer
x = 148,183.75
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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.