Finding the Fourth Proportional to 266,596.79, 367,904.30 and 145,739.52
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Solution
The fourth proportional to 266,596.79, 367,904.30 and 145,739.52 is: 201,120.94
Step by Step Solution
- Step 1: Write the proportion equation
266,596.79 : 367,904.30 = 145,739.52 : x - Step 2: Convert to fraction form
266,596.79/367,904.30 = 145,739.52/x - Step 3: Cross multiply
266,596.79x = 367,904.30 × 145,739.52 - Step 4: Simplify right side
266,596.79x = 53,618,195,359.24 - Step 5: Solve for x
x = 53,618,195,359.24/266,596.79 - Step 6: Final answer
x = 201,120.94
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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.