Finding the Fourth Proportional to 247,559.28, 341,536.14 and 140,104.68
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Solution
The fourth proportional to 247,559.28, 341,536.14 and 140,104.68 is: 193,290.32
Step by Step Solution
- Step 1: Write the proportion equation
247,559.28 : 341,536.14 = 140,104.68 : x - Step 2: Convert to fraction form
247,559.28/341,536.14 = 140,104.68/x - Step 3: Cross multiply
247,559.28x = 341,536.14 × 140,104.68 - Step 4: Simplify right side
247,559.28x = 47,850,811,603.14 - Step 5: Solve for x
x = 47,850,811,603.14/247,559.28 - Step 6: Final answer
x = 193,290.32
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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.