Finding the Fourth Proportional to 155,207.68, 232,899.02 and 154,021.84
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Solution
The fourth proportional to 155,207.68, 232,899.02 and 154,021.84 is: 231,119.59
Step by Step Solution
- Step 1: Write the proportion equation
155,207.68 : 232,899.02 = 154,021.84 : x - Step 2: Convert to fraction form
155,207.68/232,899.02 = 154,021.84/x - Step 3: Cross multiply
155,207.68x = 232,899.02 × 154,021.84 - Step 4: Simplify right side
155,207.68x = 35,871,535,594.60 - Step 5: Solve for x
x = 35,871,535,594.60/155,207.68 - Step 6: Final answer
x = 231,119.59
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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.