Finding the Fourth Proportional to 232,173.78, 347,794.08 and 121,132.50
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Solution
The fourth proportional to 232,173.78, 347,794.08 and 121,132.50 is: 181,455.32
Step by Step Solution
- Step 1: Write the proportion equation
232,173.78 : 347,794.08 = 121,132.50 : x - Step 2: Convert to fraction form
232,173.78/347,794.08 = 121,132.50/x - Step 3: Cross multiply
232,173.78x = 347,794.08 × 121,132.50 - Step 4: Simplify right side
232,173.78x = 42,129,166,395.60 - Step 5: Solve for x
x = 42,129,166,395.60/232,173.78 - Step 6: Final answer
x = 181,455.32
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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.