Finding the Fourth Proportional to 153,415.91, 230,160.62 and 48,234.87
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Solution
The fourth proportional to 153,415.91, 230,160.62 and 48,234.87 is: 72,363.86
Step by Step Solution
- Step 1: Write the proportion equation
153,415.91 : 230,160.62 = 48,234.87 : x - Step 2: Convert to fraction form
153,415.91/230,160.62 = 48,234.87/x - Step 3: Cross multiply
153,415.91x = 230,160.62 × 48,234.87 - Step 4: Simplify right side
153,415.91x = 11,101,767,343.65 - Step 5: Solve for x
x = 11,101,767,343.65/153,415.91 - Step 6: Final answer
x = 72,363.86
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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.