Finding the Fourth Proportional to 187,456.36, 281,294.44 and 69,210.14
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Solution
The fourth proportional to 187,456.36, 281,294.44 and 69,210.14 is: 103,855.79
Step by Step Solution
- Step 1: Write the proportion equation
187,456.36 : 281,294.44 = 69,210.14 : x - Step 2: Convert to fraction form
187,456.36/281,294.44 = 69,210.14/x - Step 3: Cross multiply
187,456.36x = 281,294.44 × 69,210.14 - Step 4: Simplify right side
187,456.36x = 19,468,427,573.62 - Step 5: Solve for x
x = 19,468,427,573.62/187,456.36 - Step 6: Final answer
x = 103,855.79
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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.