Finding the Fourth Proportional to 245,101.75, 367,652.63 and 78,889.75
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Solution
The fourth proportional to 245,101.75, 367,652.63 and 78,889.75 is: 118,334.63
Step by Step Solution
- Step 1: Write the proportion equation
245,101.75 : 367,652.63 = 78,889.75 : x - Step 2: Convert to fraction form
245,101.75/367,652.63 = 78,889.75/x - Step 3: Cross multiply
245,101.75x = 367,652.63 × 78,889.75 - Step 4: Simplify right side
245,101.75x = 29,004,024,067.54 - Step 5: Solve for x
x = 29,004,024,067.54/245,101.75 - Step 6: Final answer
x = 118,334.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.