Finding the Fourth Proportional to 363,420.56, 545,135.64 and 114,102.56
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Solution
The fourth proportional to 363,420.56, 545,135.64 and 114,102.56 is: 171,155.35
Step by Step Solution
- Step 1: Write the proportion equation
363,420.56 : 545,135.64 = 114,102.56 : x - Step 2: Convert to fraction form
363,420.56/545,135.64 = 114,102.56/x - Step 3: Cross multiply
363,420.56x = 545,135.64 × 114,102.56 - Step 4: Simplify right side
363,420.56x = 62,201,372,071.24 - Step 5: Solve for x
x = 62,201,372,071.24/363,420.56 - Step 6: Final answer
x = 171,155.35
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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.