Finding the Fourth Proportional to 155,313.15, 232,972.64 and 48,694.74
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Solution
The fourth proportional to 155,313.15, 232,972.64 and 48,694.74 is: 73,043.02
Step by Step Solution
- Step 1: Write the proportion equation
155,313.15 : 232,972.64 = 48,694.74 : x - Step 2: Convert to fraction form
155,313.15/232,972.64 = 48,694.74/x - Step 3: Cross multiply
155,313.15x = 232,972.64 × 48,694.74 - Step 4: Simplify right side
155,313.15x = 11,344,541,888.44 - Step 5: Solve for x
x = 11,344,541,888.44/155,313.15 - Step 6: Final answer
x = 73,043.02
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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.