Finding the Fourth Proportional to 75,008.14, 112,543.26 and 32,866.48
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Solution
The fourth proportional to 75,008.14, 112,543.26 and 32,866.48 is: 49,313.33
Step by Step Solution
- Step 1: Write the proportion equation
75,008.14 : 112,543.26 = 32,866.48 : x - Step 2: Convert to fraction form
75,008.14/112,543.26 = 32,866.48/x - Step 3: Cross multiply
75,008.14x = 112,543.26 × 32,866.48 - Step 4: Simplify right side
75,008.14x = 3,698,900,803.92 - Step 5: Solve for x
x = 3,698,900,803.92/75,008.14 - Step 6: Final answer
x = 49,313.33
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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.