Finding the Fourth Proportional to 246,543.81, 340,230.11 and 133,366.65
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Solution
The fourth proportional to 246,543.81, 340,230.11 and 133,366.65 is: 184,045.79
Step by Step Solution
- Step 1: Write the proportion equation
246,543.81 : 340,230.11 = 133,366.65 : x - Step 2: Convert to fraction form
246,543.81/340,230.11 = 133,366.65/x - Step 3: Cross multiply
246,543.81x = 340,230.11 × 133,366.65 - Step 4: Simplify right side
246,543.81x = 45,375,349,333.00 - Step 5: Solve for x
x = 45,375,349,333.00/246,543.81 - Step 6: Final answer
x = 184,045.79
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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.