Finding the Fourth Proportional to 108,202.24, 149,313.76 and 60,446.08
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Solution
The fourth proportional to 108,202.24, 149,313.76 and 60,446.08 is: 83,412.61
Step by Step Solution
- Step 1: Write the proportion equation
108,202.24 : 149,313.76 = 60,446.08 : x - Step 2: Convert to fraction form
108,202.24/149,313.76 = 60,446.08/x - Step 3: Cross multiply
108,202.24x = 149,313.76 × 60,446.08 - Step 4: Simplify right side
108,202.24x = 9,025,431,482.06 - Step 5: Solve for x
x = 9,025,431,482.06/108,202.24 - Step 6: Final answer
x = 83,412.61
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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.