Finding the Fourth Proportional to 197,130.30, 295,533.45 and 84,896.70
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Solution
The fourth proportional to 197,130.30, 295,533.45 and 84,896.70 is: 127,275.28
Step by Step Solution
- Step 1: Write the proportion equation
197,130.30 : 295,533.45 = 84,896.70 : x - Step 2: Convert to fraction form
197,130.30/295,533.45 = 84,896.70/x - Step 3: Cross multiply
197,130.30x = 295,533.45 × 84,896.70 - Step 4: Simplify right side
197,130.30x = 25,089,814,644.62 - Step 5: Solve for x
x = 25,089,814,644.62/197,130.30 - Step 6: Final answer
x = 127,275.28
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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.