Finding the Fourth Proportional to 155,958.40, 234,027.04 and 154,690.08
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Solution
The fourth proportional to 155,958.40, 234,027.04 and 154,690.08 is: 232,123.83
Step by Step Solution
- Step 1: Write the proportion equation
155,958.40 : 234,027.04 = 154,690.08 : x - Step 2: Convert to fraction form
155,958.40/234,027.04 = 154,690.08/x - Step 3: Cross multiply
155,958.40x = 234,027.04 × 154,690.08 - Step 4: Simplify right side
155,958.40x = 36,201,661,539.76 - Step 5: Solve for x
x = 36,201,661,539.76/155,958.40 - Step 6: Final answer
x = 232,123.83
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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.