Finding the Fourth Proportional to 235,365.12, 353,397.12 and 231,166.08
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Solution
The fourth proportional to 235,365.12, 353,397.12 and 231,166.08 is: 347,092.33
Step by Step Solution
- Step 1: Write the proportion equation
235,365.12 : 353,397.12 = 231,166.08 : x - Step 2: Convert to fraction form
235,365.12/353,397.12 = 231,166.08/x - Step 3: Cross multiply
235,365.12x = 353,397.12 × 231,166.08 - Step 4: Simplify right side
235,365.12x = 81,693,426,913.69 - Step 5: Solve for x
x = 81,693,426,913.69/235,365.12 - Step 6: Final answer
x = 347,092.33
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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.