Finding the Fourth Proportional to 251,133.41, 346,655.09 and 166,277.81
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Solution
The fourth proportional to 251,133.41, 346,655.09 and 166,277.81 is: 229,523.62
Step by Step Solution
- Step 1: Write the proportion equation
251,133.41 : 346,655.09 = 166,277.81 : x - Step 2: Convert to fraction form
251,133.41/346,655.09 = 166,277.81/x - Step 3: Cross multiply
251,133.41x = 346,655.09 × 166,277.81 - Step 4: Simplify right side
251,133.41x = 57,641,049,190.55 - Step 5: Solve for x
x = 57,641,049,190.55/251,133.41 - Step 6: Final answer
x = 229,523.62
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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.