Finding the Fourth Proportional to 97,161.54, 145,742.85 and 27,040.92
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Solution
The fourth proportional to 97,161.54, 145,742.85 and 27,040.92 is: 40,561.53
Step by Step Solution
- Step 1: Write the proportion equation
97,161.54 : 145,742.85 = 27,040.92 : x - Step 2: Convert to fraction form
97,161.54/145,742.85 = 27,040.92/x - Step 3: Cross multiply
97,161.54x = 145,742.85 × 27,040.92 - Step 4: Simplify right side
97,161.54x = 3,941,020,747.42 - Step 5: Solve for x
x = 3,941,020,747.42/97,161.54 - Step 6: Final answer
x = 40,561.53
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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.