Finding the Fourth Proportional to 185,183.06, 277,887.99 and 79,999.70
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Solution
The fourth proportional to 185,183.06, 277,887.99 and 79,999.70 is: 120,048.54
Step by Step Solution
- Step 1: Write the proportion equation
185,183.06 : 277,887.99 = 79,999.70 : x - Step 2: Convert to fraction form
185,183.06/277,887.99 = 79,999.70/x - Step 3: Cross multiply
185,183.06x = 277,887.99 × 79,999.70 - Step 4: Simplify right side
185,183.06x = 22,230,955,833.60 - Step 5: Solve for x
x = 22,230,955,833.60/185,183.06 - Step 6: Final answer
x = 120,048.54
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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.