Finding the Fourth Proportional to 60,988.08, 84,163.97 and 34,133.08
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Solution
The fourth proportional to 60,988.08, 84,163.97 and 34,133.08 is: 47,103.89
Step by Step Solution
- Step 1: Write the proportion equation
60,988.08 : 84,163.97 = 34,133.08 : x - Step 2: Convert to fraction form
60,988.08/84,163.97 = 34,133.08/x - Step 3: Cross multiply
60,988.08x = 84,163.97 × 34,133.08 - Step 4: Simplify right side
60,988.08x = 2,872,775,521.13 - Step 5: Solve for x
x = 2,872,775,521.13/60,988.08 - Step 6: Final answer
x = 47,103.89
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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.