Finding the Fourth Proportional to 83,881.97, 125,826.90 and 24,718.15
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Solution
The fourth proportional to 83,881.97, 125,826.90 and 24,718.15 is: 37,078.39
Step by Step Solution
- Step 1: Write the proportion equation
83,881.97 : 125,826.90 = 24,718.15 : x - Step 2: Convert to fraction form
83,881.97/125,826.90 = 24,718.15/x - Step 3: Cross multiply
83,881.97x = 125,826.90 × 24,718.15 - Step 4: Simplify right side
83,881.97x = 3,110,208,188.24 - Step 5: Solve for x
x = 3,110,208,188.24/83,881.97 - Step 6: Final answer
x = 37,078.39
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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.