Finding the Fourth Proportional to 226,769.99, 312,877.66 and 146,243.75
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Solution
The fourth proportional to 226,769.99, 312,877.66 and 146,243.75 is: 201,774.50
Step by Step Solution
- Step 1: Write the proportion equation
226,769.99 : 312,877.66 = 146,243.75 : x - Step 2: Convert to fraction form
226,769.99/312,877.66 = 146,243.75/x - Step 3: Cross multiply
226,769.99x = 312,877.66 × 146,243.75 - Step 4: Simplify right side
226,769.99x = 45,756,402,289.63 - Step 5: Solve for x
x = 45,756,402,289.63/226,769.99 - Step 6: Final answer
x = 201,774.50
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1.5x scale
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.