Finding the Fourth Proportional to 121,674.30, 182,509.29 and 62,475.18
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Solution
The fourth proportional to 121,674.30, 182,509.29 and 62,475.18 is: 93,711.66
Step by Step Solution
- Step 1: Write the proportion equation
121,674.30 : 182,509.29 = 62,475.18 : x - Step 2: Convert to fraction form
121,674.30/182,509.29 = 62,475.18/x - Step 3: Cross multiply
121,674.30x = 182,509.29 × 62,475.18 - Step 4: Simplify right side
121,674.30x = 11,402,300,744.42 - Step 5: Solve for x
x = 11,402,300,744.42/121,674.30 - Step 6: Final answer
x = 93,711.66
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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.