Finding the Fourth Proportional to 246,215.24, 339,756.67 and 138,811.67
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Solution
The fourth proportional to 246,215.24, 339,756.67 and 138,811.67 is: 191,548.63
Step by Step Solution
- Step 1: Write the proportion equation
246,215.24 : 339,756.67 = 138,811.67 : x - Step 2: Convert to fraction form
246,215.24/339,756.67 = 138,811.67/x - Step 3: Cross multiply
246,215.24x = 339,756.67 × 138,811.67 - Step 4: Simplify right side
246,215.24x = 47,162,190,756.34 - Step 5: Solve for x
x = 47,162,190,756.34/246,215.24 - Step 6: Final answer
x = 191,548.63
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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.