Finding the Fourth Proportional to 135,943.30, 203,914.95 and 135,943.30
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Solution
The fourth proportional to 135,943.30, 203,914.95 and 135,943.30 is: 203,914.95
Step by Step Solution
- Step 1: Write the proportion equation
135,943.30 : 203,914.95 = 135,943.30 : x - Step 2: Convert to fraction form
135,943.30/203,914.95 = 135,943.30/x - Step 3: Cross multiply
135,943.30x = 203,914.95 × 135,943.30 - Step 4: Simplify right side
135,943.30x = 27,720,871,222.34 - Step 5: Solve for x
x = 27,720,871,222.34/135,943.30 - Step 6: Final answer
x = 203,914.95
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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.