Finding the Fourth Proportional to 144,008.24, 216,043.07 and 55,260.99
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Solution
The fourth proportional to 144,008.24, 216,043.07 and 55,260.99 is: 82,903.27
Step by Step Solution
- Step 1: Write the proportion equation
144,008.24 : 216,043.07 = 55,260.99 : x - Step 2: Convert to fraction form
144,008.24/216,043.07 = 55,260.99/x - Step 3: Cross multiply
144,008.24x = 216,043.07 × 55,260.99 - Step 4: Simplify right side
144,008.24x = 11,938,753,654.53 - Step 5: Solve for x
x = 11,938,753,654.53/144,008.24 - Step 6: Final answer
x = 82,903.27
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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.