Finding the Fourth Proportional to 252,224.19, 348,071.76 and 139,050.99
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Solution
The fourth proportional to 252,224.19, 348,071.76 and 139,050.99 is: 191,891.68
Step by Step Solution
- Step 1: Write the proportion equation
252,224.19 : 348,071.76 = 139,050.99 : x - Step 2: Convert to fraction form
252,224.19/348,071.76 = 139,050.99/x - Step 3: Cross multiply
252,224.19x = 348,071.76 × 139,050.99 - Step 4: Simplify right side
252,224.19x = 48,399,722,819.04 - Step 5: Solve for x
x = 48,399,722,819.04/252,224.19 - Step 6: Final answer
x = 191,891.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.