Finding the Fourth Proportional to 248,155.24, 372,202.08 and 79,662.28
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Solution
The fourth proportional to 248,155.24, 372,202.08 and 79,662.28 is: 119,483.54
Step by Step Solution
- Step 1: Write the proportion equation
248,155.24 : 372,202.08 = 79,662.28 : x - Step 2: Convert to fraction form
248,155.24/372,202.08 = 79,662.28/x - Step 3: Cross multiply
248,155.24x = 372,202.08 × 79,662.28 - Step 4: Simplify right side
248,155.24x = 29,650,466,313.54 - Step 5: Solve for x
x = 29,650,466,313.54/248,155.24 - Step 6: Final answer
x = 119,483.54
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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.