Finding the Fourth Proportional to 180,320.99, 248,842.94 and 98,649.90
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Solution
The fourth proportional to 180,320.99, 248,842.94 and 98,649.90 is: 136,136.85
Step by Step Solution
- Step 1: Write the proportion equation
180,320.99 : 248,842.94 = 98,649.90 : x - Step 2: Convert to fraction form
180,320.99/248,842.94 = 98,649.90/x - Step 3: Cross multiply
180,320.99x = 248,842.94 × 98,649.90 - Step 4: Simplify right side
180,320.99x = 24,548,330,653.46 - Step 5: Solve for x
x = 24,548,330,653.46/180,320.99 - Step 6: Final answer
x = 136,136.85
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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.