Finding the Fourth Proportional to 177,814.95, 245,660.93 and 149,090.07
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Solution
The fourth proportional to 177,814.95, 245,660.93 and 149,090.07 is: 205,975.96
Step by Step Solution
- Step 1: Write the proportion equation
177,814.95 : 245,660.93 = 149,090.07 : x - Step 2: Convert to fraction form
177,814.95/245,660.93 = 149,090.07/x - Step 3: Cross multiply
177,814.95x = 245,660.93 × 149,090.07 - Step 4: Simplify right side
177,814.95x = 36,625,604,183.67 - Step 5: Solve for x
x = 36,625,604,183.67/177,814.95 - Step 6: Final answer
x = 205,975.96
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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.