Finding the Fourth Proportional to 89,271.33, 133,917.99 and 39,363.99
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Solution
The fourth proportional to 89,271.33, 133,917.99 and 39,363.99 is: 59,050.83
Step by Step Solution
- Step 1: Write the proportion equation
89,271.33 : 133,917.99 = 39,363.99 : x - Step 2: Convert to fraction form
89,271.33/133,917.99 = 39,363.99/x - Step 3: Cross multiply
89,271.33x = 133,917.99 × 39,363.99 - Step 4: Simplify right side
89,271.33x = 5,271,546,419.18 - Step 5: Solve for x
x = 5,271,546,419.18/89,271.33 - Step 6: Final answer
x = 59,050.83
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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.