Finding the Fourth Proportional to 135,240.10, 202,871.12 and 46,493.68
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Solution
The fourth proportional to 135,240.10, 202,871.12 and 46,493.68 is: 69,744.29
Step by Step Solution
- Step 1: Write the proportion equation
135,240.10 : 202,871.12 = 46,493.68 : x - Step 2: Convert to fraction form
135,240.10/202,871.12 = 46,493.68/x - Step 3: Cross multiply
135,240.10x = 202,871.12 × 46,493.68 - Step 4: Simplify right side
135,240.10x = 9,432,224,934.52 - Step 5: Solve for x
x = 9,432,224,934.52/135,240.10 - Step 6: Final answer
x = 69,744.29
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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.