Finding the Fourth Proportional to 94,678.68, 130,660.53 and 52,239.96
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Solution
The fourth proportional to 94,678.68, 130,660.53 and 52,239.96 is: 72,093.33
Step by Step Solution
- Step 1: Write the proportion equation
94,678.68 : 130,660.53 = 52,239.96 : x - Step 2: Convert to fraction form
94,678.68/130,660.53 = 52,239.96/x - Step 3: Cross multiply
94,678.68x = 130,660.53 × 52,239.96 - Step 4: Simplify right side
94,678.68x = 6,825,700,860.78 - Step 5: Solve for x
x = 6,825,700,860.78/94,678.68 - Step 6: Final answer
x = 72,093.33
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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.