Finding the Fourth Proportional to 361,656.36, 542,520.99 and 95,435.28
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Solution
The fourth proportional to 361,656.36, 542,520.99 and 95,435.28 is: 143,162.54
Step by Step Solution
- Step 1: Write the proportion equation
361,656.36 : 542,520.99 = 95,435.28 : x - Step 2: Convert to fraction form
361,656.36/542,520.99 = 95,435.28/x - Step 3: Cross multiply
361,656.36x = 542,520.99 × 95,435.28 - Step 4: Simplify right side
361,656.36x = 51,775,642,586.53 - Step 5: Solve for x
x = 51,775,642,586.53/361,656.36 - Step 6: Final answer
x = 143,162.54
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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.