Finding the Fourth Proportional to 147,183.29, 203,059.79 and 83,484.18
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Solution
The fourth proportional to 147,183.29, 203,059.79 and 83,484.18 is: 115,178.02
Step by Step Solution
- Step 1: Write the proportion equation
147,183.29 : 203,059.79 = 83,484.18 : x - Step 2: Convert to fraction form
147,183.29/203,059.79 = 83,484.18/x - Step 3: Cross multiply
147,183.29x = 203,059.79 × 83,484.18 - Step 4: Simplify right side
147,183.29x = 16,952,279,954.77 - Step 5: Solve for x
x = 16,952,279,954.77/147,183.29 - Step 6: Final answer
x = 115,178.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.