Finding the Fourth Proportional to 73,816.14, 101,866.26 and 40,282.14
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Solution
The fourth proportional to 73,816.14, 101,866.26 and 40,282.14 is: 55,589.35
Step by Step Solution
- Step 1: Write the proportion equation
73,816.14 : 101,866.26 = 40,282.14 : x - Step 2: Convert to fraction form
73,816.14/101,866.26 = 40,282.14/x - Step 3: Cross multiply
73,816.14x = 101,866.26 × 40,282.14 - Step 4: Simplify right side
73,816.14x = 4,103,390,946.60 - Step 5: Solve for x
x = 4,103,390,946.60/73,816.14 - Step 6: Final answer
x = 55,589.35
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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.