Finding the Fourth Proportional to 226,079.66, 312,005.70 and 149,465.65
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Solution
The fourth proportional to 226,079.66, 312,005.70 and 149,465.65 is: 206,273.02
Step by Step Solution
- Step 1: Write the proportion equation
226,079.66 : 312,005.70 = 149,465.65 : x - Step 2: Convert to fraction form
226,079.66/312,005.70 = 149,465.65/x - Step 3: Cross multiply
226,079.66x = 312,005.70 × 149,465.65 - Step 4: Simplify right side
226,079.66x = 46,634,133,194.18 - Step 5: Solve for x
x = 46,634,133,194.18/226,079.66 - Step 6: Final answer
x = 206,273.02
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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.