Finding the Fourth Proportional to 177,695.26, 245,226.05 and 97,128.20
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Solution
The fourth proportional to 177,695.26, 245,226.05 and 97,128.20 is: 134,040.52
Step by Step Solution
- Step 1: Write the proportion equation
177,695.26 : 245,226.05 = 97,128.20 : x - Step 2: Convert to fraction form
177,695.26/245,226.05 = 97,128.20/x - Step 3: Cross multiply
177,695.26x = 245,226.05 × 97,128.20 - Step 4: Simplify right side
177,695.26x = 23,818,365,321.26 - Step 5: Solve for x
x = 23,818,365,321.26/177,695.26 - Step 6: Final answer
x = 134,040.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.