Finding the Fourth Proportional to 177,132.80, 243,945.60 and 173,262.08
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Solution
The fourth proportional to 177,132.80, 243,945.60 and 173,262.08 is: 238,614.88
Step by Step Solution
- Step 1: Write the proportion equation
177,132.80 : 243,945.60 = 173,262.08 : x - Step 2: Convert to fraction form
177,132.80/243,945.60 = 173,262.08/x - Step 3: Cross multiply
177,132.80x = 243,945.60 × 173,262.08 - Step 4: Simplify right side
177,132.80x = 42,266,522,062.85 - Step 5: Solve for x
x = 42,266,522,062.85/177,132.80 - Step 6: Final answer
x = 238,614.88
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1.5x scale
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.