Finding the Fourth Proportional to 97,108.13, 134,021.99 and 54,674.93
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Solution
The fourth proportional to 97,108.13, 134,021.99 and 54,674.93 is: 75,458.59
Step by Step Solution
- Step 1: Write the proportion equation
97,108.13 : 134,021.99 = 54,674.93 : x - Step 2: Convert to fraction form
97,108.13/134,021.99 = 54,674.93/x - Step 3: Cross multiply
97,108.13x = 134,021.99 × 54,674.93 - Step 4: Simplify right side
97,108.13x = 7,327,642,586.66 - Step 5: Solve for x
x = 7,327,642,586.66/97,108.13 - Step 6: Final answer
x = 75,458.59
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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.