Finding the Fourth Proportional to 154,963.99, 232,535.73 and 64,998.70
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Solution
The fourth proportional to 154,963.99, 232,535.73 and 64,998.70 is: 97,535.69
Step by Step Solution
- Step 1: Write the proportion equation
154,963.99 : 232,535.73 = 64,998.70 : x - Step 2: Convert to fraction form
154,963.99/232,535.73 = 64,998.70/x - Step 3: Cross multiply
154,963.99x = 232,535.73 × 64,998.70 - Step 4: Simplify right side
154,963.99x = 15,114,520,153.55 - Step 5: Solve for x
x = 15,114,520,153.55/154,963.99 - Step 6: Final answer
x = 97,535.69
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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.