Finding the Fourth Proportional to 125,475.80, 173,154.44 and 68,886.77
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Solution
The fourth proportional to 125,475.80, 173,154.44 and 68,886.77 is: 95,062.55
Step by Step Solution
- Step 1: Write the proportion equation
125,475.80 : 173,154.44 = 68,886.77 : x - Step 2: Convert to fraction form
125,475.80/173,154.44 = 68,886.77/x - Step 3: Cross multiply
125,475.80x = 173,154.44 × 68,886.77 - Step 4: Simplify right side
125,475.80x = 11,928,049,389.20 - Step 5: Solve for x
x = 11,928,049,389.20/125,475.80 - Step 6: Final answer
x = 95,062.55
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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.