Finding the Fourth Proportional to 243,596.08, 336,168.63 and 136,183.99
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Solution
The fourth proportional to 243,596.08, 336,168.63 and 136,183.99 is: 187,937.28
Step by Step Solution
- Step 1: Write the proportion equation
243,596.08 : 336,168.63 = 136,183.99 : x - Step 2: Convert to fraction form
243,596.08/336,168.63 = 136,183.99/x - Step 3: Cross multiply
243,596.08x = 336,168.63 × 136,183.99 - Step 4: Simplify right side
243,596.08x = 45,780,785,346.23 - Step 5: Solve for x
x = 45,780,785,346.23/243,596.08 - Step 6: Final answer
x = 187,937.28
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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.