Finding the Fourth Proportional to 125,398.94, 173,050.17 and 68,038.03
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Solution
The fourth proportional to 125,398.94, 173,050.17 and 68,038.03 is: 93,892.28
Step by Step Solution
- Step 1: Write the proportion equation
125,398.94 : 173,050.17 = 68,038.03 : x - Step 2: Convert to fraction form
125,398.94/173,050.17 = 68,038.03/x - Step 3: Cross multiply
125,398.94x = 173,050.17 × 68,038.03 - Step 4: Simplify right side
125,398.94x = 11,773,992,028.44 - Step 5: Solve for x
x = 11,773,992,028.44/125,398.94 - Step 6: Final answer
x = 93,892.28
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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.