Finding the Fourth Proportional to 267,968.68, 401,668.86 and 125,693.80
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Solution
The fourth proportional to 267,968.68, 401,668.86 and 125,693.80 is: 188,407.41
Step by Step Solution
- Step 1: Write the proportion equation
267,968.68 : 401,668.86 = 125,693.80 : x - Step 2: Convert to fraction form
267,968.68/401,668.86 = 125,693.80/x - Step 3: Cross multiply
267,968.68x = 401,668.86 × 125,693.80 - Step 4: Simplify right side
267,968.68x = 50,487,285,355.07 - Step 5: Solve for x
x = 50,487,285,355.07/267,968.68 - Step 6: Final answer
x = 188,407.41
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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.