Finding the Fourth Proportional to 250,130.01, 345,176.79 and 135,406.08
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Solution
The fourth proportional to 250,130.01, 345,176.79 and 135,406.08 is: 186,858.97
Step by Step Solution
- Step 1: Write the proportion equation
250,130.01 : 345,176.79 = 135,406.08 : x - Step 2: Convert to fraction form
250,130.01/345,176.79 = 135,406.08/x - Step 3: Cross multiply
250,130.01x = 345,176.79 × 135,406.08 - Step 4: Simplify right side
250,130.01x = 46,739,036,040.88 - Step 5: Solve for x
x = 46,739,036,040.88/250,130.01 - Step 6: Final answer
x = 186,858.97
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1.5x scale
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.