Finding the Fourth Proportional to 201,664.02, 302,472.99 and 53,931.54
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Solution
The fourth proportional to 201,664.02, 302,472.99 and 53,931.54 is: 80,891.15
Step by Step Solution
- Step 1: Write the proportion equation
201,664.02 : 302,472.99 = 53,931.54 : x - Step 2: Convert to fraction form
201,664.02/302,472.99 = 53,931.54/x - Step 3: Cross multiply
201,664.02x = 302,472.99 × 53,931.54 - Step 4: Simplify right side
201,664.02x = 16,312,834,159.10 - Step 5: Solve for x
x = 16,312,834,159.10/201,664.02 - Step 6: Final answer
x = 80,891.15
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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.