Finding the Fourth Proportional to 133,443.67, 199,944.06 and 93,917.75
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Solution
The fourth proportional to 133,443.67, 199,944.06 and 93,917.75 is: 140,720.76
Step by Step Solution
- Step 1: Write the proportion equation
133,443.67 : 199,944.06 = 93,917.75 : x - Step 2: Convert to fraction form
133,443.67/199,944.06 = 93,917.75/x - Step 3: Cross multiply
133,443.67x = 199,944.06 × 93,917.75 - Step 4: Simplify right side
133,443.67x = 18,778,294,889.15 - Step 5: Solve for x
x = 18,778,294,889.15/133,443.67 - Step 6: Final answer
x = 140,720.76
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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.