Finding the Fourth Proportional to 135,113.86, 202,692.66 and 46,370.26
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Solution
The fourth proportional to 135,113.86, 202,692.66 and 46,370.26 is: 69,562.90
Step by Step Solution
- Step 1: Write the proportion equation
135,113.86 : 202,692.66 = 46,370.26 : x - Step 2: Convert to fraction form
135,113.86/202,692.66 = 46,370.26/x - Step 3: Cross multiply
135,113.86x = 202,692.66 × 46,370.26 - Step 4: Simplify right side
135,113.86x = 9,398,911,344.29 - Step 5: Solve for x
x = 9,398,911,344.29/135,113.86 - Step 6: Final answer
x = 69,562.90
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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.