Finding the Fourth Proportional to 177,487.18, 265,806.12 and 102,451.20
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Solution
The fourth proportional to 177,487.18, 265,806.12 and 102,451.20 is: 153,431.68
Step by Step Solution
- Step 1: Write the proportion equation
177,487.18 : 265,806.12 = 102,451.20 : x - Step 2: Convert to fraction form
177,487.18/265,806.12 = 102,451.20/x - Step 3: Cross multiply
177,487.18x = 265,806.12 × 102,451.20 - Step 4: Simplify right side
177,487.18x = 27,232,155,961.34 - Step 5: Solve for x
x = 27,232,155,961.34/177,487.18 - Step 6: Final answer
x = 153,431.68
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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.