Finding the Fourth Proportional to 186,505.25, 279,840.57 and 97,737.65
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Solution
The fourth proportional to 186,505.25, 279,840.57 and 97,737.65 is: 146,649.81
Step by Step Solution
- Step 1: Write the proportion equation
186,505.25 : 279,840.57 = 97,737.65 : x - Step 2: Convert to fraction form
186,505.25/279,840.57 = 97,737.65/x - Step 3: Cross multiply
186,505.25x = 279,840.57 × 97,737.65 - Step 4: Simplify right side
186,505.25x = 27,350,960,386.06 - Step 5: Solve for x
x = 27,350,960,386.06/186,505.25 - Step 6: Final answer
x = 146,649.81
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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.