Finding the Fourth Proportional to 232,639.35, 348,960.77 and 127,400.91
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Solution
The fourth proportional to 232,639.35, 348,960.77 and 127,400.91 is: 191,102.32
Step by Step Solution
- Step 1: Write the proportion equation
232,639.35 : 348,960.77 = 127,400.91 : x - Step 2: Convert to fraction form
232,639.35/348,960.77 = 127,400.91/x - Step 3: Cross multiply
232,639.35x = 348,960.77 × 127,400.91 - Step 4: Simplify right side
232,639.35x = 44,457,919,652.30 - Step 5: Solve for x
x = 44,457,919,652.30/232,639.35 - Step 6: Final answer
x = 191,102.32
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1.5x scale
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.