Finding the Fourth Proportional to 146,233.26, 201,802.44 and 79,165.26
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Solution
The fourth proportional to 146,233.26, 201,802.44 and 79,165.26 is: 109,248.35
Step by Step Solution
- Step 1: Write the proportion equation
146,233.26 : 201,802.44 = 79,165.26 : x - Step 2: Convert to fraction form
146,233.26/201,802.44 = 79,165.26/x - Step 3: Cross multiply
146,233.26x = 201,802.44 × 79,165.26 - Step 4: Simplify right side
146,233.26x = 15,975,742,631.23 - Step 5: Solve for x
x = 15,975,742,631.23/146,233.26 - Step 6: Final answer
x = 109,248.35
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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.