Finding the Fourth Proportional to 108,145.55, 162,222.80 and 37,116.99
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Solution
The fourth proportional to 108,145.55, 162,222.80 and 37,116.99 is: 55,677.02
Step by Step Solution
- Step 1: Write the proportion equation
108,145.55 : 162,222.80 = 37,116.99 : x - Step 2: Convert to fraction form
108,145.55/162,222.80 = 37,116.99/x - Step 3: Cross multiply
108,145.55x = 162,222.80 × 37,116.99 - Step 4: Simplify right side
108,145.55x = 6,021,221,859.79 - Step 5: Solve for x
x = 6,021,221,859.79/108,145.55 - Step 6: Final answer
x = 55,677.02
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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.