Finding the Fourth Proportional to 89,480.44, 134,267.76 and 39,594.96
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Solution
The fourth proportional to 89,480.44, 134,267.76 and 39,594.96 is: 59,413.28
Step by Step Solution
- Step 1: Write the proportion equation
89,480.44 : 134,267.76 = 39,594.96 : x - Step 2: Convert to fraction form
89,480.44/134,267.76 = 39,594.96/x - Step 3: Cross multiply
89,480.44x = 134,267.76 × 39,594.96 - Step 4: Simplify right side
89,480.44x = 5,316,326,586.49 - Step 5: Solve for x
x = 5,316,326,586.49/89,480.44 - Step 6: Final answer
x = 59,413.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.