Finding the Fourth Proportional to 262,152.37, 361,766.80 and 147,430.99
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Solution
The fourth proportional to 262,152.37, 361,766.80 and 147,430.99 is: 203,452.81
Step by Step Solution
- Step 1: Write the proportion equation
262,152.37 : 361,766.80 = 147,430.99 : x - Step 2: Convert to fraction form
262,152.37/361,766.80 = 147,430.99/x - Step 3: Cross multiply
262,152.37x = 361,766.80 × 147,430.99 - Step 4: Simplify right side
262,152.37x = 53,335,637,473.13 - Step 5: Solve for x
x = 53,335,637,473.13/262,152.37 - Step 6: Final answer
x = 203,452.81
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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.