Finding the Fourth Proportional to 177,158.18, 265,847.48 and 71,977.15
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Solution
The fourth proportional to 177,158.18, 265,847.48 and 71,977.15 is: 108,010.50
Step by Step Solution
- Step 1: Write the proportion equation
177,158.18 : 265,847.48 = 71,977.15 : x - Step 2: Convert to fraction form
177,158.18/265,847.48 = 71,977.15/x - Step 3: Cross multiply
177,158.18x = 265,847.48 × 71,977.15 - Step 4: Simplify right side
177,158.18x = 19,134,943,945.08 - Step 5: Solve for x
x = 19,134,943,945.08/177,158.18 - Step 6: Final answer
x = 108,010.50
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1.5x scale
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.