Finding the Fourth Proportional to 240,901.49, 361,240.05 and 107,782.85
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Solution
The fourth proportional to 240,901.49, 361,240.05 and 107,782.85 is: 161,624.09
Step by Step Solution
- Step 1: Write the proportion equation
240,901.49 : 361,240.05 = 107,782.85 : x - Step 2: Convert to fraction form
240,901.49/361,240.05 = 107,782.85/x - Step 3: Cross multiply
240,901.49x = 361,240.05 × 107,782.85 - Step 4: Simplify right side
240,901.49x = 38,935,483,430.43 - Step 5: Solve for x
x = 38,935,483,430.43/240,901.49 - Step 6: Final answer
x = 161,624.09
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1.5x scale
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.