Finding the Fourth Proportional to 150,842.74, 226,313.26 and 71,946.70
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Solution
The fourth proportional to 150,842.74, 226,313.26 and 71,946.70 is: 107,943.49
Step by Step Solution
- Step 1: Write the proportion equation
150,842.74 : 226,313.26 = 71,946.70 : x - Step 2: Convert to fraction form
150,842.74/226,313.26 = 71,946.70/x - Step 3: Cross multiply
150,842.74x = 226,313.26 × 71,946.70 - Step 4: Simplify right side
150,842.74x = 16,282,492,223.24 - Step 5: Solve for x
x = 16,282,492,223.24/150,842.74 - Step 6: Final answer
x = 107,943.49
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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.