Finding the Fourth Proportional to 245,665.99, 368,498.97 and 68,173.06
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Solution
The fourth proportional to 245,665.99, 368,498.97 and 68,173.06 is: 102,259.59
Step by Step Solution
- Step 1: Write the proportion equation
245,665.99 : 368,498.97 = 68,173.06 : x - Step 2: Convert to fraction form
245,665.99/368,498.97 = 68,173.06/x - Step 3: Cross multiply
245,665.99x = 368,498.97 × 68,173.06 - Step 4: Simplify right side
245,665.99x = 25,121,702,391.75 - Step 5: Solve for x
x = 25,121,702,391.75/245,665.99 - Step 6: Final answer
x = 102,259.59
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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.