Finding the Fourth Proportional to 177,466.18, 265,929.92 and 130,112.79
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Solution
The fourth proportional to 177,466.18, 265,929.92 and 130,112.79 is: 194,971.71
Step by Step Solution
- Step 1: Write the proportion equation
177,466.18 : 265,929.92 = 130,112.79 : x - Step 2: Convert to fraction form
177,466.18/265,929.92 = 130,112.79/x - Step 3: Cross multiply
177,466.18x = 265,929.92 × 130,112.79 - Step 4: Simplify right side
177,466.18x = 34,600,883,849.94 - Step 5: Solve for x
x = 34,600,883,849.94/177,466.18 - Step 6: Final answer
x = 194,971.71
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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.