Finding the Fourth Proportional to 247,486.97, 341,536.12 and 134,309.72
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Solution
The fourth proportional to 247,486.97, 341,536.12 and 134,309.72 is: 185,349.64
Step by Step Solution
- Step 1: Write the proportion equation
247,486.97 : 341,536.12 = 134,309.72 : x - Step 2: Convert to fraction form
247,486.97/341,536.12 = 134,309.72/x - Step 3: Cross multiply
247,486.97x = 341,536.12 × 134,309.72 - Step 4: Simplify right side
247,486.97x = 45,871,621,165.15 - Step 5: Solve for x
x = 45,871,621,165.15/247,486.97 - Step 6: Final answer
x = 185,349.64
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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.