Finding the Fourth Proportional to 146,291.08, 201,882.50 and 79,223.08
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Solution
The fourth proportional to 146,291.08, 201,882.50 and 79,223.08 is: 109,328.29
Step by Step Solution
- Step 1: Write the proportion equation
146,291.08 : 201,882.50 = 79,223.08 : x - Step 2: Convert to fraction form
146,291.08/201,882.50 = 79,223.08/x - Step 3: Cross multiply
146,291.08x = 201,882.50 × 79,223.08 - Step 4: Simplify right side
146,291.08x = 15,993,753,448.10 - Step 5: Solve for x
x = 15,993,753,448.10/146,291.08 - Step 6: Final answer
x = 109,328.29
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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.