Finding the Fourth Proportional to 250,301.08, 345,415.84 and 135,580.96
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Solution
The fourth proportional to 250,301.08, 345,415.84 and 135,580.96 is: 187,101.91
Step by Step Solution
- Step 1: Write the proportion equation
250,301.08 : 345,415.84 = 135,580.96 : x - Step 2: Convert to fraction form
250,301.08/345,415.84 = 135,580.96/x - Step 3: Cross multiply
250,301.08x = 345,415.84 × 135,580.96 - Step 4: Simplify right side
250,301.08x = 46,831,811,186.41 - Step 5: Solve for x
x = 46,831,811,186.41/250,301.08 - Step 6: Final answer
x = 187,101.91
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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.