Finding the Fourth Proportional to 146,973.99, 202,826.27 and 82,457.49
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Solution
The fourth proportional to 146,973.99, 202,826.27 and 82,457.49 is: 113,792.55
Step by Step Solution
- Step 1: Write the proportion equation
146,973.99 : 202,826.27 = 82,457.49 : x - Step 2: Convert to fraction form
146,973.99/202,826.27 = 82,457.49/x - Step 3: Cross multiply
146,973.99x = 202,826.27 × 82,457.49 - Step 4: Simplify right side
146,973.99x = 16,724,545,225.04 - Step 5: Solve for x
x = 16,724,545,225.04/146,973.99 - Step 6: Final answer
x = 113,792.55
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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.