Finding the Fourth Proportional to 80,810.93, 121,216.48 and 24,648.06
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Solution
The fourth proportional to 80,810.93, 121,216.48 and 24,648.06 is: 36,972.12
Step by Step Solution
- Step 1: Write the proportion equation
80,810.93 : 121,216.48 = 24,648.06 : x - Step 2: Convert to fraction form
80,810.93/121,216.48 = 24,648.06/x - Step 3: Cross multiply
80,810.93x = 121,216.48 × 24,648.06 - Step 4: Simplify right side
80,810.93x = 2,987,751,072.03 - Step 5: Solve for x
x = 2,987,751,072.03/80,810.93 - Step 6: Final answer
x = 36,972.12
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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.