Finding the Fourth Proportional to 93,155.33, 139,735.29 and 33,990.99
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Solution
The fourth proportional to 93,155.33, 139,735.29 and 33,990.99 is: 50,987.33
Step by Step Solution
- Step 1: Write the proportion equation
93,155.33 : 139,735.29 = 33,990.99 : x - Step 2: Convert to fraction form
93,155.33/139,735.29 = 33,990.99/x - Step 3: Cross multiply
93,155.33x = 139,735.29 × 33,990.99 - Step 4: Simplify right side
93,155.33x = 4,749,741,234.51 - Step 5: Solve for x
x = 4,749,741,234.51/93,155.33 - Step 6: Final answer
x = 50,987.33
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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.