Finding the Fourth Proportional to 220,471.68, 304,248.78 and 119,869.68
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Solution
The fourth proportional to 220,471.68, 304,248.78 and 119,869.68 is: 165,419.00
Step by Step Solution
- Step 1: Write the proportion equation
220,471.68 : 304,248.78 = 119,869.68 : x - Step 2: Convert to fraction form
220,471.68/304,248.78 = 119,869.68/x - Step 3: Cross multiply
220,471.68x = 304,248.78 × 119,869.68 - Step 4: Simplify right side
220,471.68x = 36,470,203,898.99 - Step 5: Solve for x
x = 36,470,203,898.99/220,471.68 - Step 6: Final answer
x = 165,419.00
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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.