Finding the Fourth Proportional to 125,848.68, 173,671.08 and 69,260.10
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Solution
The fourth proportional to 125,848.68, 173,671.08 and 69,260.10 is: 95,578.88
Step by Step Solution
- Step 1: Write the proportion equation
125,848.68 : 173,671.08 = 69,260.10 : x - Step 2: Convert to fraction form
125,848.68/173,671.08 = 69,260.10/x - Step 3: Cross multiply
125,848.68x = 173,671.08 × 69,260.10 - Step 4: Simplify right side
125,848.68x = 12,028,476,367.91 - Step 5: Solve for x
x = 12,028,476,367.91/125,848.68 - Step 6: Final answer
x = 95,578.88
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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.