Finding the Fourth Proportional to 155,727.18, 233,442.99 and 50,472.18
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Solution
The fourth proportional to 155,727.18, 233,442.99 and 50,472.18 is: 75,660.37
Step by Step Solution
- Step 1: Write the proportion equation
155,727.18 : 233,442.99 = 50,472.18 : x - Step 2: Convert to fraction form
155,727.18/233,442.99 = 50,472.18/x - Step 3: Cross multiply
155,727.18x = 233,442.99 × 50,472.18 - Step 4: Simplify right side
155,727.18x = 11,782,376,611.02 - Step 5: Solve for x
x = 11,782,376,611.02/155,727.18 - Step 6: Final answer
x = 75,660.37
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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.