Finding the Fourth Proportional to 125,475.18, 173,155.86 and 68,114.46
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Solution
The fourth proportional to 125,475.18, 173,155.86 and 68,114.46 is: 93,998.02
Step by Step Solution
- Step 1: Write the proportion equation
125,475.18 : 173,155.86 = 68,114.46 : x - Step 2: Convert to fraction form
125,475.18/173,155.86 = 68,114.46/x - Step 3: Cross multiply
125,475.18x = 173,155.86 × 68,114.46 - Step 4: Simplify right side
125,475.18x = 11,794,417,899.74 - Step 5: Solve for x
x = 11,794,417,899.74/125,475.18 - Step 6: Final answer
x = 93,998.02
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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.