Finding the Fourth Proportional to 240,176.05, 331,444.02 and 131,282.62
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Solution
The fourth proportional to 240,176.05, 331,444.02 and 131,282.62 is: 181,170.60
Step by Step Solution
- Step 1: Write the proportion equation
240,176.05 : 331,444.02 = 131,282.62 : x - Step 2: Convert to fraction form
240,176.05/331,444.02 = 131,282.62/x - Step 3: Cross multiply
240,176.05x = 331,444.02 × 131,282.62 - Step 4: Simplify right side
240,176.05x = 43,512,839,328.93 - Step 5: Solve for x
x = 43,512,839,328.93/240,176.05 - Step 6: Final answer
x = 181,170.60
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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.