Finding the Fourth Proportional to 250,197.94, 345,273.28 and 135,476.63
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Solution
The fourth proportional to 250,197.94, 345,273.28 and 135,476.63 is: 186,957.82
Step by Step Solution
- Step 1: Write the proportion equation
250,197.94 : 345,273.28 = 135,476.63 : x - Step 2: Convert to fraction form
250,197.94/345,273.28 = 135,476.63/x - Step 3: Cross multiply
250,197.94x = 345,273.28 × 135,476.63 - Step 4: Simplify right side
250,197.94x = 46,776,460,064.75 - Step 5: Solve for x
x = 46,776,460,064.75/250,197.94 - Step 6: Final answer
x = 186,957.82
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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.