Finding the Fourth Proportional to 125,544.08, 173,289.23 and 74,565.11
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Solution
The fourth proportional to 125,544.08, 173,289.23 and 74,565.11 is: 102,922.66
Step by Step Solution
- Step 1: Write the proportion equation
125,544.08 : 173,289.23 = 74,565.11 : x - Step 2: Convert to fraction form
125,544.08/173,289.23 = 74,565.11/x - Step 3: Cross multiply
125,544.08x = 173,289.23 × 74,565.11 - Step 4: Simplify right side
125,544.08x = 12,921,331,116.40 - Step 5: Solve for x
x = 12,921,331,116.40/125,544.08 - Step 6: Final answer
x = 102,922.66
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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.