Finding the Fourth Proportional to 144,366.75, 216,546.48 and 39,182.99
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Solution
The fourth proportional to 144,366.75, 216,546.48 and 39,182.99 is: 58,773.49
Step by Step Solution
- Step 1: Write the proportion equation
144,366.75 : 216,546.48 = 39,182.99 : x - Step 2: Convert to fraction form
144,366.75/216,546.48 = 39,182.99/x - Step 3: Cross multiply
144,366.75x = 216,546.48 × 39,182.99 - Step 4: Simplify right side
144,366.75x = 8,484,937,477.64 - Step 5: Solve for x
x = 8,484,937,477.64/144,366.75 - Step 6: Final answer
x = 58,773.49
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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.