Finding the Fourth Proportional to 226,448.36, 339,594.78 and 86,247.08
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Solution
The fourth proportional to 226,448.36, 339,594.78 and 86,247.08 is: 129,341.00
Step by Step Solution
- Step 1: Write the proportion equation
226,448.36 : 339,594.78 = 86,247.08 : x - Step 2: Convert to fraction form
226,448.36/339,594.78 = 86,247.08/x - Step 3: Cross multiply
226,448.36x = 339,594.78 × 86,247.08 - Step 4: Simplify right side
226,448.36x = 29,289,058,158.24 - Step 5: Solve for x
x = 29,289,058,158.24/226,448.36 - Step 6: Final answer
x = 129,341.00
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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.